Central Taxonomic Thesaurus

Taxon Search
  Plantae
      Magnoliophyta
             [Angiospermae]
         Eudicots
             Core Eudicots
               Rosids
               Fabids
                    Rosales
                            Rosaceae
                                     Acaena
                                             Acaena caespitosa
                                             Acaena californica
                                             Acaena elongata
                                             Acaena exigua
                                               Acaena exigua var. glaberrima
                                               Acaena exigua var. glabriuscula
                                               Acaena exigua var. subtusstrigulosa
                                             Acaena integerrima
                                             Acaena macrocephala
                                             Acaena magellanica
                                             Acaena myriophylla
                                             Acaena novae-zelandiae
                                             Acaena novae-zelandica
                                             Acaena ovalifolia
                                             Acaena pallida
                                             Acaena pinnatifida
                                               Acaena pinnatifida var. californica
                                             Acaena platyacantha
                                             Acaena sericea
                                             Acaena splendens
                                             Acaena trifida
                                     Acomastylis
                                             Acomastylis calthifolia
                                             Acomastylis macrantha
                                             Acomastylis peckii
                                             Acomastylis radiata
                                             Acomastylis rossii
                                     Adenostoma
                                             Adenostoma fasciculatum
                                               Adenostoma fasciculatum var. densifolium
                                               Adenostoma fasciculatum var. fasciculatum
                                               Adenostoma fasciculatum var. obtusifolium
                                               Adenostoma fasciculatum var. prostratum
                                             Adenostoma sparsifolium
                                     Agrimonia
                                             Agrimonia bicknellii
                                             Agrimonia eupatoria
                                             Agrimonia gryposepala
                                             Agrimonia hirsuta
                                             Agrimonia incisa
                                             Agrimonia microcarpa
                                             Agrimonia mollis
                                             Agrimonia odorata
                                             Agrimonia parviflora
                                                   [Agrimonia polyphylla]
                                             Agrimonia platycarpa
                                             Agrimonia procera
                                             Agrimonia pubescens
                                               Agrimonia pubescens var. microcarpa
                                             Agrimonia pumila
                                             Agrimonia repens
                                             Agrimonia rostellata
                                             Agrimonia striata
                                     Alchemilla
                                             Alchemilla acutidens
                                             Alchemilla acutiloba
                                             Alchemilla alpina
                                             Alchemilla aphanoides
                                               Alchemilla aphanoides var. subalpestris
                                             Alchemilla connivens
                                               Alchemilla connivens var. wichurae
                                             Alchemilla filicaulis
                                               Alchemilla filicaulis ssp. filicaulis
                                               Alchemilla filicaulis ssp. vestita
                                             Alchemilla glabra
                                             Alchemilla glomerulans
                                             Alchemilla hirsuta
                                               Alchemilla hirsuta var. campestris
                                             Alchemilla lapeyrousii
                                             Alchemilla microcarpa
                                             Alchemilla minor
                                             Alchemilla mollis
                                             Alchemilla monticola
                                             Alchemilla orbiculata
                                             Alchemilla pectinata
                                             Alchemilla pringlei
                                             Alchemilla procumbens
                                             Alchemilla sericata
                                             Alchemilla subcrenata
                                             Alchemilla tripartita
                                             Alchemilla venosa
                                             Alchemilla vestita
                                             Alchemilla vulgaris
                                               Alchemilla vulgaris var. grandis
                                               Alchemilla vulgaris var. pastoralis
                                               Alchemilla vulgaris var. vestita
                                               Alchemilla vulgaris var. wichurae
                                             Alchemilla wichurae
                                     Amelanchier
                                             Amelanchier alabamensis
                                             Amelanchier alnifolia
                                               Amelanchier alnifolia ssp. florida
                                               Amelanchier alnifolia var. alnifolia
                                               Amelanchier alnifolia var. covillei
                                               Amelanchier alnifolia var. cusickii
                                               Amelanchier alnifolia var. humptulipensis
                                               Amelanchier alnifolia var. pallida
                                               Amelanchier alnifolia var. semiintegrifolia
                                             Amelanchier amabilis
                                             Amelanchier arborea
                                               Amelanchier arborea ssp. laevis
                                               Amelanchier arborea var. alabamensis
                                               Amelanchier arborea var. arborea
                                               Amelanchier arborea var. austromontana
                                               Amelanchier arborea var. cordifolia
                                               Amelanchier arborea var. laevis
                                             Amelanchier asiatica
                                             Amelanchier bartramiana
                                             Amelanchier botryapium
                                             Amelanchier canadensis
                                               Amelanchier canadensis var. obovalis
                                               Amelanchier canadensis var. subintegra
                                             Amelanchier crenata
                                             Amelanchier cusickii
                                             Amelanchier denticulata
                                             Amelanchier elliptica
                                             Amelanchier florida
                                               Amelanchier florida var. cusickii
                                               Amelanchier florida var. gracilis
                                               Amelanchier florida var. humptulipensis
                                             Amelanchier gaspensis
                                             Amelanchier gracilis
                                             Amelanchier humilis
                                               Amelanchier humilis var. campestris
                                               Amelanchier humilis var. compacta
                                               Amelanchier humilis var. exserrata
                                             Amelanchier huronensis
                                             Amelanchier interior
                                             Amelanchier jonesiana
                                             Amelanchier laevis
                                               Amelanchier laevis var. nitida
                                             Amelanchier lamarckii
                                             Amelanchier lucida
                                             Amelanchier mucronata
                                             Amelanchier nantucketensis
                                             Amelanchier nervosa
                                             Amelanchier oblongifolia
                                             Amelanchier obovalis
                                             Amelanchier oligocarpa
                                             Amelanchier ovalis
                                             Amelanchier pallida
                                             Amelanchier paniculata
                                             Amelanchier prunifolia
                                             Amelanchier pumila
                                                   [Amelanchier alnifolia var. pumila]
                                                   [Amelanchier basalticola]
                                                   [Amelanchier cuneata]
                                                   [Amelanchier glabra]
                                                   [Amelanchier polycarpa]
                                             Amelanchier recurvata
                                             Amelanchier rotundifolia
                                             Amelanchier rubescens
                                             Amelanchier sanguinea
                                               Amelanchier sanguinea var. gaspensis
                                               Amelanchier sanguinea var. grandiflora
                                               Amelanchier sanguinea var. sanguinea
                                             Amelanchier siskiyouensis
                                             Amelanchier stolonifera
                                             Amelanchier subintegra
                                             Amelanchier utahensis
                                               Amelanchier utahensis var. covillei
                                                     [Amelanchier covillei]
                                                     [Amelanchier utahensis ssp. covillei]
                                               Amelanchier utahensis var. utahensis
                                                     [Amelanchier alnifolia var. oreophila]
                                                     [Amelanchier alnifolia var. utahensis]
                                                     [Amelanchier australis]
                                                     [Amelanchier bakeri]
                                                     [Amelanchier goldmanii]
                                                     [Amelanchier mormonica]
                                                     [Amelanchier oreophila]
                                             Amelanchier vulgaris
                                             Amelanchier wiegandii
                                             Amelanchier x grandiflora
                                             Amelanchier x intermedia
                                             Amelanchier x neglecta
                                             Amelanchier x quinti-martii
                                     Amelasorbus
                                     Amygdalus
                                             Amygdalus communis
                                             Amygdalus fenzliana
                                             Amygdalus nana
                                             Amygdalus salicifolia
                                     Aphanes
                                             Aphanes arvensis
                                                   [Alchemilla arvensis]
                                                   [Alchemilla cuneifolia]
                                                   [Alchemilla occidentalis]
                                                   [Aphanes occidentalis]
                                             Aphanes australis
                                             Aphanes cuneifolia
                                             Aphanes indivisa
                                             Aphanes microcarpa
                                     Apopetalum
                                     Argentina
                                             Argentina anserina
                                                   [Argentina anserina var. concolor]
                                                   [Argentina argentea]
                                                   [Potentilla anserina ssp. anserina]
                                                   [Potentilla anserina var. concolor]
                                                   [Potentilla anserina var. grandis]
                                                   [Potentilla anserina var. groenlandica]
                                                   [Potentilla anserina var. lanata]
                                                   [Potentilla anserina var. sericea]
                                                   [Potentilla anserina var. yukonensis]
                                                   [Potentilla anserina]
                                                   [Potentilla egedii ssp. yukonensis]
                                                   [Potentilla yukonensis]
                                             Argentina egedii
                                               Argentina egedii ssp. egedii
                                               Argentina egedii ssp. groenlandica
                                             Argentina occidentalis
                                     Armeniaca
                                     Aronia
                                             Aronia atropurpurea
                                                   [Aronia arbutifolia var. atropurpurea]
                                             Aronia floribunda
                                             Aronia melanocarpa
                                             Aronia nigra
                                                   [Aronia arbutifolia var. nigra]
                                             Aronia prunifolia
                                     Aruncus
                                             Aruncus acuminatus
                                             Aruncus allegheniensis
                                               Aruncus allegheniensis var. pubescens
                                             Aruncus aruncus
                                             Aruncus dioicus
                                               Aruncus dioicus var. acuminatus
                                               Aruncus dioicus var. dioicus
                                               Aruncus dioicus var. pubescens
                                               Aruncus dioicus var. vulgaris
                                             Aruncus pubescens
                                             Aruncus sylvester
                                               Aruncus sylvester ssp. acuminatus
                                               Aruncus sylvester var. acuminatus
                                               Aruncus sylvester var. americanus
                                             Aruncus vulgaris
                                     Batidaea
                                             Batidaea laetissima
                                     Bossekia
                                             Bossekia parviflora
                                     Cerasus
                                             Cerasus crenulata
                                             Cerasus fruticosa
                                             Cerasus kelloggiana
                                             Cerasus laurocerasus
                                             Cerasus mahaleb
                                             Cerasus padifolia
                                             Cerasus pensylvanica
                                             Cerasus pumila
                                               Cerasus pumila ssp. besseyi
                                     Cercocarpus
                                             Cercocarpus argenteus
                                             Cercocarpus douglasii
                                             Cercocarpus eximius
                                             Cercocarpus fothergilloides
                                             Cercocarpus intricatus
                                                   [Cercocarpus intricatus var. villosus]
                                                   [Cercocarpus ledifolius var. intricatus]
                                             Cercocarpus ledifolius
                                               Cercocarpus ledifolius var. hypoleucus
                                               Cercocarpus ledifolius var. intercedens
                                               Cercocarpus ledifolius var. intermontanus
                                               Cercocarpus ledifolius var. ledifolius
                                             Cercocarpus macrophyllus
                                             Cercocarpus macrourus
                                             Cercocarpus mexicanus
                                             Cercocarpus minutiflorus
                                             Cercocarpus mojadensis
                                             Cercocarpus montanus
                                               Cercocarpus montanus var. argenteus
                                               Cercocarpus montanus var. blancheae
                                                     [Cercocarpus alnifolius]
                                                     [Cercocarpus betuloides var. blancheae]
                                                     [Cercocarpus montanus ssp. blancheae]
                                               Cercocarpus montanus var. glaber
                                                     [Cercocarpus betuloides var. betuloides]
                                                     [Cercocarpus betuloides var. macrourus]
                                                     [Cercocarpus betuloides var. multiflorus]
                                                     [Cercocarpus betuloides]
                                               Cercocarpus montanus var. macrourus
                                               Cercocarpus montanus var. minutiflorus
                                               Cercocarpus montanus var. montanus
                                                     [Cercocarpus montanus var. flabellifolius]
                                               Cercocarpus montanus var. paucidentatus
                                                     [Cercocarpus breviflorus var. breviflorus]
                                                     [Cercocarpus breviflorus var. eximius]
                                                     [Cercocarpus breviflorus]
                                               Cercocarpus montanus var. traskiae
                                             Cercocarpus montanus x ledifolius
                                             Cercocarpus pallidus
                                             Cercocarpus parvifolius
                                               Cercocarpus parvifolius var. paucidentatus
                                             Cercocarpus paucidentatus
                                             Cercocarpus pringlei
                                             Cercocarpus rotundifolius
                                             Cercocarpus traskiae
                                                   [Cercocarpus betuloides var. traskiae]
                                     Chaenomeles
                                             Chaenomeles japonica
                                             Chaenomeles lagenaria
                                             Chaenomeles sinensis
                                             Chaenomeles speciosa
                                             Chaenomeles x superba
                                     Chamaebatia
                                             Chamaebatia australis
                                             Chamaebatia foliolosa
                                               Chamaebatia foliolosa var. australis
                                     Chamaebatiaria
                                             Chamaebatiaria glutinosa
                                             Chamaebatiaria millefolium
                                     Chamaerhodos
                                             Chamaerhodos erecta
                                               Chamaerhodos erecta ssp. nuttallii
                                               Chamaerhodos erecta var. parviflora
                                             Chamaerhodos nuttallii
                                               Chamaerhodos nuttallii var. keweenawensis
                                     Choenomeles
                                             Choenomeles japonica
                                     Cliffortia
                                             Cliffortia ilicifolia
                                     Coleogyne
                                             Coleogyne ramosissima
                                     Comarella
                                             Comarella multifoliolata
                                     Comarum
                                             Comarum palustre
                                     Cotoneaster
                                           [Cotoneaster adpressus var. praecox]
                                           [Cotoneaster hybridus var. pendulus]
                                           [Cotoneaster nanshan]
                                             Cotoneaster acuminatus
                                             Cotoneaster acutifolius
                                             Cotoneaster adpressus
                                             Cotoneaster affinis
                                               Cotoneaster affinis var. bacillaris
                                             Cotoneaster allochrous
                                             Cotoneaster ambiguus
                                             Cotoneaster amoenus
                                             Cotoneaster apiculatus
                                             Cotoneaster bacillaris
                                             Cotoneaster bullatus
                                                   Cotoneaster bullatus f. floribundus
                                               Cotoneaster bullatus var. floribundus
                                               Cotoneaster bullatus var. macrophyllus
                                             Cotoneaster buxifolius
                                                   Cotoneaster buxifolius f. vellaeus
                                             Cotoneaster calocarpus
                                             Cotoneaster congestus
                                             Cotoneaster conspicuus
                                             Cotoneaster dammeri
                                               Cotoneaster dammeri var. radicans
                                             Cotoneaster dielsianus
                                               Cotoneaster dielsianus var. elegans
                                             Cotoneaster distichus
                                               Cotoneaster distichus var. tongolensis
                                             Cotoneaster divaricatus
                                             Cotoneaster foveolatus
                                             Cotoneaster franchetii
                                               Cotoneaster franchetii var. sternianus
                                             Cotoneaster frigidus
                                             Cotoneaster glaucophyllus
                                               Cotoneaster glaucophyllus var. meiophyllus
                                             Cotoneaster harrovianus
                                             Cotoneaster harrysmithii
                                             Cotoneaster hebephyllus
                                               Cotoneaster hebephyllus var. fulvidus
                                             Cotoneaster henryanus
                                             Cotoneaster hissaricus
                                             Cotoneaster horizontalis
                                                   [Cotoneaster horizontalis var. wilsonii]
                                             Cotoneaster hupehensis
                                             Cotoneaster hybridus
                                             Cotoneaster ignavus
                                             Cotoneaster insignis
                                             Cotoneaster integerrimus
                                             Cotoneaster karatavicus
                                             Cotoneaster lacteus
                                             Cotoneaster lindleyi
                                             Cotoneaster lucidus
                                             Cotoneaster melanocarpa
                                             Cotoneaster melanocarpus
                                               Cotoneaster melanocarpus var. laxiflorus
                                             Cotoneaster microphyllus
                                               Cotoneaster microphyllus var. cochleatus
                                               Cotoneaster microphyllus var. conspicuus
                                               Cotoneaster microphyllus var. glacialis
                                               Cotoneaster microphyllus var. melanotrichus
                                               Cotoneaster microphyllus var. thymifolius
                                             Cotoneaster moupinensis
                                                   Cotoneaster moupinensis f. floribundus
                                             Cotoneaster multiflora
                                             Cotoneaster multiflorus
                                               Cotoneaster multiflorus var. calocarpus
                                             Cotoneaster nebrodensis
                                             Cotoneaster niger
                                               Cotoneaster niger var. laxiflorus
                                             Cotoneaster nitens
                                             Cotoneaster nitidifolius
                                             Cotoneaster nitidus
                                             Cotoneaster nummularius
                                             Cotoneaster obovatus
                                             Cotoneaster obscurus
                                             Cotoneaster oliganthus
                                             Cotoneaster orbicularis
                                             Cotoneaster pannosus
                                             Cotoneaster racemiflorus
                                               Cotoneaster racemiflorus var. royleanus
                                               Cotoneaster racemiflorus var. soongoricus
                                               Cotoneaster racemiflorus var. veitchii
                                             Cotoneaster rehderi
                                             Cotoneaster reticulatus
                                             Cotoneaster rhytidophyllus
                                             Cotoneaster roseus
                                             Cotoneaster rotundifolius
                                             Cotoneaster rubens
                                             Cotoneaster rugosus
                                             Cotoneaster salicifolius
                                               Cotoneaster salicifolius var. floccosus
                                               Cotoneaster salicifolius var. rugosus
                                             Cotoneaster saxatilis
                                             Cotoneaster sikangensis
                                             Cotoneaster sikkimensis
                                             Cotoneaster silvestrii
                                             Cotoneaster simonsii
                                             Cotoneaster soongoricus
                                             Cotoneaster splendens
                                             Cotoneaster sternianus
                                             Cotoneaster tomentosus
                                             Cotoneaster turbinatus
                                             Cotoneaster uniflorus
                                             Cotoneaster wardii
                                             Cotoneaster x crispii
                                             Cotoneaster x watereri
                                             Cotoneaster zabelii
                                             Cotoneaster zeravschanicus
                                     Cowania
                                             Cowania davidsonii
                                             Cowania ericaefolia
                                             Cowania ericifolia
                                             Cowania havardii
                                     Crataegus
                                             Crataegus abbreviata
                                             Crataegus aboriginum
                                             Crataegus acanthacolonensis
                                             Crataegus acutifolia
                                               Crataegus acutifolia var. insignis
                                             Crataegus aemula
                                             Crataegus aestivalis
                                             Crataegus albicans
                                             Crataegus algens
                                             Crataegus alma
                                             Crataegus alnorum
                                             Crataegus altaica
                                             Crataegus ambigua
                                             Crataegus ambitiosa
                                             Crataegus amicalis
                                             Crataegus amnicola
                                             Crataegus anamesa
                                             Crataegus ancisa
                                             Crataegus annosa
                                             Crataegus antiplasta
                                             Crataegus apiomorpha
                                               Crataegus apiomorpha var. cyanophylla
                                             Crataegus aprica
                                             Crataegus arborea
                                               Crataegus arborea var. ohioensis
                                             Crataegus arcana
                                             Crataegus arkansana
                                             Crataegus arnoldiana
                                             Crataegus arrogans
                                             Crataegus ashei
                                             Crataegus aspera
                                             Crataegus ater
                                             Crataegus atrorubens
                                             Crataegus atrovirens
                                             Crataegus aulica
                                             Crataegus austromontana
                                             Crataegus azarolus
                                             Crataegus balkwillii
                                             Crataegus barrettiana
                                             Crataegus basilica
                                             Crataegus beadlei
                                             Crataegus beata
                                               Crataegus beata var. opulens
                                             Crataegus beckwithiae
                                             Crataegus berberifolia
                                               Crataegus berberifolia var. edita
                                             Crataegus biltmoreana
                                               Crataegus biltmoreana var. stonei
                                             Crataegus bisulcata
                                             Crataegus blanda
                                             Crataegus blothra
                                             Crataegus bona
                                             Crataegus boyntonii
                                             Crataegus brachyacantha
                                             Crataegus brachyphylla
                                             Crataegus brainerdii
                                               Crataegus brainerdii var. asperifolia
                                               Crataegus brainerdii var. cyclophylla
                                               Crataegus brainerdii var. egglestonii
                                               Crataegus brainerdii var. scabrida
                                             Crataegus brazoria
                                             Crataegus brittonii
                                             Crataegus brumalis
                                             Crataegus brunetiana
                                               Crataegus brunetiana var. fernaldii
                                             Crataegus bullatus
                                             Crataegus bushii
                                             Crataegus caesa
                                             Crataegus caesariata
                                             Crataegus caliciglabrata
                                             Crataegus calpodendron
                                               Crataegus calpodendron var. gigantea
                                               Crataegus calpodendron var. globosa
                                               Crataegus calpodendron var. hispida
                                               Crataegus calpodendron var. hispidula
                                               Crataegus calpodendron var. microcarpa
                                               Crataegus calpodendron var. mollicula
                                               Crataegus calpodendron var. obesa
                                             Crataegus calycina
                                             Crataegus canadensis
                                             Crataegus canbyi
                                             Crataegus carrollensis
                                             Crataegus castlegarensis
                                             Crataegus chadsfordiana
                                             Crataegus champlainensis
                                             Crataegus chapmanii
                                             Crataegus cherokeensis
                                             Crataegus chlorocarpa
                                             Crataegus chlorosarca
                                               Crataegus chlorosarca var. atrocarpa
                                             Crataegus choriophylla
                                             Crataegus chrysocarpa
                                               Crataegus chrysocarpa var. aboriginum
                                               Crataegus chrysocarpa var. caesariata
                                               Crataegus chrysocarpa var. chrysocarpa
                                               Crataegus chrysocarpa var. longiacuminata
                                               Crataegus chrysocarpa var. phoenicea
                                               Crataegus chrysocarpa var. piperi
                                               Crataegus chrysocarpa var. rotundifolia
                                             Crataegus cibaria
                                             Crataegus coccinata
                                             Crataegus coccinea
                                               Crataegus coccinea var. mollis
                                             Crataegus coccinioides
                                               Crataegus coccinioides var. locuples
                                             Crataegus cocksii
                                             Crataegus cognata
                                             Crataegus coleae
                                             Crataegus collina
                                               Crataegus collina var. collicola
                                               Crataegus collina var. secta
                                               Crataegus collina var. sordida
                                               Crataegus collina var. succincta
                                             Crataegus columbiana
                                               Crataegus columbiana var. chrysocarpa
                                               Crataegus columbiana var. piperi
                                             Crataegus compacta
                                             Crataegus compta
                                             Crataegus condigna
                                             Crataegus confragosa
                                             Crataegus congesta
                                             Crataegus consanguinea
                                             Crataegus conspecta
                                             Crataegus contrita
                                             Crataegus cordata
                                             Crataegus corusca
                                               Crataegus corusca var. gigantea
                                               Crataegus corusca var. hillii
                                             Crataegus crassifolia
                                             Crataegus crawfordiana
                                             Crataegus crocina
                                             Crataegus crus-galli
                                               Crataegus crus-galli var. barrettiana
                                               Crataegus crus-galli var. bellica
                                               Crataegus crus-galli var. capillata
                                               Crataegus crus-galli var. exigua
                                               Crataegus crus-galli var. leptophylla
                                               Crataegus crus-galli var. macra
                                               Crataegus crus-galli var. oblongata
                                               Crataegus crus-galli var. pachyphylla
                                               Crataegus crus-galli var. pyracanthifolia
                                             Crataegus cuneata
                                             Crataegus cuneiformis
                                             Crataegus dahurica
                                             Crataegus dallasiana
                                             Crataegus danielsii
                                             Crataegus delosii
                                             Crataegus deltoides
                                             Crataegus denaria
                                             Crataegus densiflora
                                             Crataegus desertorum
                                             Crataegus desueta
                                               Crataegus desueta var. wausaukiensis
                                             Crataegus dilatata
                                             Crataegus discolor
                                             Crataegus disjuncta
                                             Crataegus dispar
                                             Crataegus disperma
                                               Crataegus disperma var. peoriensis
                                             Crataegus dispessa
                                             Crataegus dissona
                                               Crataegus dissona var. bellula
                                             Crataegus distincta
                                             Crataegus divisa
                                             Crataegus doddsii
                                             Crataegus dodgei
                                               Crataegus dodgei var. flavida
                                               Crataegus dodgei var. lumaria
                                               Crataegus dodgei var. rotundata
                                             Crataegus douglasii
                                               Crataegus douglasii var. douglasii
                                               Crataegus douglasii var. duchesnensis
                                               Crataegus douglasii var. suksdorfii
                                             Crataegus dunbarii
                                             Crataegus durobrivensis
                                             Crataegus eatoniana
                                             Crataegus edita
                                             Crataegus edura
                                             Crataegus egani
                                             Crataegus ellwangeriana
                                             Crataegus enderbyensis
                                             Crataegus engelmannii
                                               Crataegus engelmannii var. sinistra
                                             Crataegus enuculata
                                             Crataegus erythrocarpa
                                             Crataegus erythropoda
                                             Crataegus evansiana
                                             Crataegus exigua
                                             Crataegus exilis
                                             Crataegus extraria
                                             Crataegus fastosa
                                             Crataegus faxonii
                                               Crataegus faxonii var. durifrucata
                                               Crataegus faxonii var. praecoqua
                                               Crataegus faxonii var. praetermissa
                                             Crataegus fecunda
                                             Crataegus fera
                                             Crataegus ferrissii
                                             Crataegus filipes
                                             Crataegus flabellata
                                               Crataegus flabellata var. densiflora
                                               Crataegus flabellata var. grayana
                                             Crataegus flava
                                             Crataegus flavida
                                             Crataegus florentina
                                             Crataegus floridana
                                             Crataegus fluviatilis
                                             Crataegus foetida
                                             Crataegus fontanesiana
                                             Crataegus formosa
                                             Crataegus fortunata
                                             Crataegus fragilis
                                             Crataegus franklinensis
                                             Crataegus fretalis
                                             Crataegus fulleriana
                                               Crataegus fulleriana var. chippewaensis
                                               Crataegus fulleriana var. gigantea
                                               Crataegus fulleriana var. miranda
                                             Crataegus furtiva
                                             Crataegus gattingeri
                                               Crataegus gattingeri var. rigida
                                             Crataegus gaudens
                                             Crataegus gaylussacia
                                             Crataegus georgiana
                                             Crataegus glabriuscula
                                             Crataegus glareosa
                                             Crataegus globosa
                                             Crataegus grandis
                                             Crataegus gravida
                                             Crataegus gravis
                                             Crataegus grayana
                                             Crataegus gregalis
                                             Crataegus greggiana
                                             Crataegus habereri
                                             Crataegus hadleyana
                                             Crataegus hannibalensis
                                             Crataegus harbisonii
                                             Crataegus harryi
                                             Crataegus harveyana
                                             Crataegus helvina
                                             Crataegus hillii
                                             Crataegus hirtiflora
                                             Crataegus holmesiana
                                               Crataegus holmesiana var. amicta
                                               Crataegus holmesiana var. chippewaensis
                                               Crataegus holmesiana var. magniflora
                                               Crataegus holmesiana var. villipes
                                             Crataegus horseyi
                                             Crataegus ideae
                                             Crataegus ignave
                                             Crataegus illecebrosa
                                             Crataegus illuminata
                                             Crataegus impar
                                             Crataegus improvisa
                                             Crataegus inanis
                                             Crataegus incisa
                                             Crataegus indicens
                                             Crataegus induta
                                             Crataegus ingens
                                             Crataegus insidiosa
                                             Crataegus insolens
                                             Crataegus integra
                                             Crataegus interior
                                             Crataegus intricata
                                               Crataegus intricata var. boyntonii
                                               Crataegus intricata var. neobushii
                                               Crataegus intricata var. rubella
                                               Crataegus intricata var. straminea
                                             Crataegus invicta
                                             Crataegus invisa
                                             Crataegus iracunda
                                               Crataegus iracunda var. brumalis
                                               Crataegus iracunda var. diffusa
                                               Crataegus iracunda var. populnea
                                               Crataegus iracunda var. silvicola
                                               Crataegus iracunda var. stolonifera
                                             Crataegus irrasa
                                               Crataegus irrasa var. blanchardii
                                             Crataegus iterata
                                             Crataegus jackii
                                             Crataegus jesupii
                                             Crataegus jonesiae
                                               Crataegus jonesiae var. brownietta
                                               Crataegus jonesiae var. harryi
                                             Crataegus kansuensis
                                             Crataegus kellermanii
                                             Crataegus kelloggii
                                             Crataegus kingstonensis
                                             Crataegus knieskerniana
                                             Crataegus lacera
                                             Crataegus lacrimata
                                             Crataegus laetifica
                                             Crataegus laevigata
                                             Crataegus lanata
                                             Crataegus lanuginosa
                                             Crataegus latebrosa
                                             Crataegus laurentiana
                                               Crataegus laurentiana var. brunetiana
                                               Crataegus laurentiana var. dissimilifolia
                                             Crataegus lecta
                                             Crataegus leiophylla
                                             Crataegus lemingtonensis
                                             Crataegus leonensis
                                             Crataegus lepida
                                             Crataegus letchworthiana
                                             Crataegus levis
                                             Crataegus limaria
                                             Crataegus limata
                                             Crataegus limnophila
                                             Crataegus littoralis
                                             Crataegus locuples
                                             Crataegus lucorum
                                             Crataegus luculenta
                                             Crataegus lumaria
                                             Crataegus macauleyae
                                             Crataegus mackenziei
                                               Crataegus mackenziei var. aspera
                                               Crataegus mackenziei var. bracteata
                                             Crataegus macrosperma
                                               Crataegus macrosperma var. acutiloba
                                               Crataegus macrosperma var. demissa
                                               Crataegus macrosperma var. eganii
                                               Crataegus macrosperma var. matura
                                               Crataegus macrosperma var. pastora
                                               Crataegus macrosperma var. pentandra
                                               Crataegus macrosperma var. roanensis
                                             Crataegus maloides
                                             Crataegus mansfieldensis
                                             Crataegus margaretta
                                             Crataegus margarettiae
                                               Crataegus margarettiae var. angustifolia
                                               Crataegus margarettiae var. brownii
                                               Crataegus margarettiae var. meiophylla
                                             Crataegus marshallii
                                             Crataegus maximowiczii
                                             Crataegus mcgeeae
                                             Crataegus membranacea
                                             Crataegus menandiana
                                             Crataegus mendosa
                                             Crataegus mercerensis
                                             Crataegus meridiana
                                             Crataegus meridionalis
                                             Crataegus merita
                                             Crataegus mexicana
                                             Crataegus michauxii
                                             Crataegus micrantha
                                             Crataegus milleri
                                             Crataegus minutiflora
                                             Crataegus mira
                                             Crataegus mohrii
                                             Crataegus mollis
                                               Crataegus mollis var. dumetosa
                                               Crataegus mollis var. gigantea
                                               Crataegus mollis var. incisifolia
                                               Crataegus mollis var. sera
                                             Crataegus monogyna
                                                   [Crataegus curvisepala]
                                                   [Crataegus oxyacantha var. paulii]
                                                   [Crataegus oxyacantha]
                                               Crataegus monogyna var. rosea
                                             Crataegus montivaga
                                             Crataegus multiflora
                                             Crataegus munda
                                             Crataegus nananixonii
                                             Crataegus neobaxteri
                                             Crataegus neobushii
                                             Crataegus nigra
                                             Crataegus nitida
                                             Crataegus nitidula
                                               Crataegus nitidula var. limatula
                                               Crataegus nitidula var. macrocarpa
                                               Crataegus nitidula var. recedens
                                             Crataegus noelensis
                                             Crataegus nuda
                                             Crataegus nudiflora
                                             Crataegus oakesiana
                                             Crataegus occidentalis
                                             Crataegus ohioensis
                                             Crataegus okanaganensis
                                             Crataegus okennonii
                                             Crataegus opaca
                                             Crataegus operta
                                             Crataegus opima
                                             Crataegus opulens
                                             Crataegus orbicularis
                                             Crataegus orientalis
                                             Crataegus otiosa
                                             Crataegus ouachitensis
                                               Crataegus ouachitensis var. minor
                                             Crataegus ovata
                                             Crataegus padifolia
                                               Crataegus padifolia var. incarnata
                                             Crataegus pagensis
                                             Crataegus pallens
                                             Crataegus palliata
                                             Crataegus palmeri
                                             Crataegus paludosa
                                             Crataegus panda
                                             Crataegus parvula
                                             Crataegus pearsonii
                                             Crataegus pedicellata
                                               Crataegus pedicellata var. albicans
                                               Crataegus pedicellata var. assurgens
                                               Crataegus pedicellata var. caesa
                                               Crataegus pedicellata var. ellwangeriana
                                               Crataegus pedicellata var. robesoniana
                                               Crataegus pedicellata var. sertata
                                             Crataegus penita
                                             Crataegus pennsylvanica
                                             Crataegus pentagyna
                                             Crataegus pentandra
                                             Crataegus peoriensis
                                             Crataegus pequotorum
                                             Crataegus perjucunda
                                             Crataegus permixta
                                             Crataegus persimilis
                                             Crataegus phaenopyrum
                                             Crataegus phippsii
                                             Crataegus pinetorum
                                             Crataegus pinguis
                                             Crataegus pinnatifida
                                               Crataegus pinnatifida var. major
                                             Crataegus piperi
                                             Crataegus placens
                                             Crataegus platycarpa
                                             Crataegus poliophylla
                                             Crataegus pontica
                                             Crataegus populifolia
                                             Crataegus populnea
                                             Crataegus porrecta
                                             Crataegus porteri
                                               Crataegus porteri var. caerulescens
                                             Crataegus pratensis
                                             Crataegus pringlei
                                               Crataegus pringlei var. exclusa
                                               Crataegus pringlei var. lobulata
                                             Crataegus prona
                                             Crataegus pruinosa
                                               Crataegus pruinosa var. brachypoda
                                               Crataegus pruinosa var. cognata
                                               Crataegus pruinosa var. congesta
                                               Crataegus pruinosa var. conjuncta
                                               Crataegus pruinosa var. delawarensis
                                               Crataegus pruinosa var. dissona
                                               Crataegus pruinosa var. grandiflora
                                               Crataegus pruinosa var. latisepala
                                               Crataegus pruinosa var. leiophylla
                                               Crataegus pruinosa var. pachypoda
                                               Crataegus pruinosa var. parvula
                                               Crataegus pruinosa var. porteri
                                               Crataegus pruinosa var. rugosa
                                               Crataegus pruinosa var. virella
                                             Crataegus prunifolia
                                             Crataegus pubescens
                                             Crataegus pulcherrima
                                             Crataegus punctata
                                               Crataegus punctata var. aurea
                                               Crataegus punctata var. canescens
                                               Crataegus punctata var. microphylla
                                               Crataegus punctata var. pausiaca
                                             Crataegus putata
                                             Crataegus putnamiana
                                             Crataegus pyracanthoides
                                               Crataegus pyracanthoides var. arborea
                                             Crataegus raleighensis
                                             Crataegus randiana
                                             Crataegus ravenelii
                                             Crataegus ravida
                                             Crataegus recedens
                                             Crataegus recurvata
                                             Crataegus regalis
                                               Crataegus regalis var. paradoxa
                                             Crataegus relicta
                                             Crataegus resima
                                             Crataegus reverchonii
                                               Crataegus reverchonii var. discolor
                                               Crataegus reverchonii var. stevensiana
                                             Crataegus rhipidophylla
                                               Crataegus rhipidophylla var. lindmanii
                                             Crataegus rhodella
                                             Crataegus rigens
                                             Crataegus rivularis
                                                   [Crataegus douglasii var. rivularis]
                                             Crataegus roanensis
                                               Crataegus roanensis var. fluviatilis
                                               Crataegus roanensis var. heidelbergensis
                                             Crataegus robur
                                             Crataegus rosei
                                             Crataegus rotundata
                                             Crataegus rubella
                                             Crataegus rufula
                                             Crataegus rugosa
                                             Crataegus sabineana
                                             Crataegus saligna
                                             Crataegus sanguinea
                                             Crataegus sargentii
                                             Crataegus saundersiana
                                             Crataegus scabrida
                                               Crataegus scabrida var. asperifolia
                                               Crataegus scabrida var. balkwillii
                                               Crataegus scabrida var. cyclophylla
                                               Crataegus scabrida var. dunbarii
                                               Crataegus scabrida var. egglestonii
                                               Crataegus scabrida var. hadleyana
                                               Crataegus scabrida var. honesta
                                               Crataegus scabrida var. improvisa
                                             Crataegus schizophylla
                                             Crataegus schuettei
                                               Crataegus schuettei var. basilica
                                               Crataegus schuettei var. cuneata
                                               Crataegus schuettei var. ferrissii
                                               Crataegus schuettei var. gigantea
                                             Crataegus secreta
                                             Crataegus senta
                                             Crataegus shaferi
                                             Crataegus sicca
                                               Crataegus sicca var. glabrifolia
                                             Crataegus signata
                                             Crataegus songarica
                                             Crataegus spathulata
                                             Crataegus spatiosa
                                             Crataegus spissa
                                             Crataegus stenosepala
                                             Crataegus stevensiana
                                             Crataegus stipulosa
                                             Crataegus stolonifera
                                             Crataegus stonei
                                             Crataegus straminea
                                             Crataegus strigosa
                                             Crataegus sublobulata
                                             Crataegus submollis
                                             Crataegus suborbiculata
                                               Crataegus suborbiculata var. saundersiana
                                             Crataegus subpilosa
                                             Crataegus subrotundifolia
                                             Crataegus subvillosa
                                             Crataegus succulenta
                                                   [Crataegus ambrosia]
                                                   [Crataegus ardula]
                                                   [Crataegus bicknellii]
                                                   [Crataegus celsa]
                                                   [Crataegus chrysocarpa var. bicknellii]
                                                   [Crataegus columbiana var. occidentalis]
                                                   [Crataegus divida]
                                                   [Crataegus ferta]
                                                   [Crataegus florifera var. celsa]
                                                   [Crataegus florifera var. mortonis]
                                                   [Crataegus florifera var. shirleyensis]
                                                   [Crataegus florifera var. virilis]
                                                   [Crataegus florifera]
                                                   [Crataegus gemmosa]
                                                   [Crataegus incerta]
                                                   [Crataegus integriloba]
                                                   [Crataegus laxiflora]
                                                   [Crataegus leucantha]
                                                   [Crataegus macracantha var. colorado]
                                                   [Crataegus macracantha var. divida]
                                                   [Crataegus macracantha var. integriloba]
                                                   [Crataegus macracantha var. occidentalis]
                                                   [Crataegus macracantha var. pertomentosa]
                                                   [Crataegus macracantha]
                                                   [Crataegus mortonis]
                                                   [Crataegus neofluvialis]
                                                   [Crataegus pertomentosa]
                                                   [Crataegus pisifera]
                                                   [Crataegus saeva]
                                                   [Crataegus shirleyensis]
                                                   [Crataegus silvestris]
                                                   [Crataegus succulenta var. gemmosa]
                                                   [Crataegus succulenta var. laxiflora]
                                                   [Crataegus succulenta var. macracantha]
                                                   [Crataegus succulenta var. michiganensis]
                                                   [Crataegus succulenta var. neofluvialis]
                                                   [Crataegus succulenta var. occidentalis]
                                                   [Crataegus succulenta var. pertomentosa]
                                                   [Crataegus succulenta var. pisifera]
                                                   [Crataegus succulenta var. rutila]
                                                   [Crataegus sylvestris]
                                                   [Crataegus venulosa]
                                                   [Crataegus virilis]
                                             Crataegus suksdorfii
                                             Crataegus sutherlandensis
                                             Crataegus tanacetifolia
                                             Crataegus tantula
                                             Crataegus tanuphylla
                                             Crataegus tatnalliana
                                             Crataegus tenax
                                             Crataegus tenera
                                             Crataegus tersa
                                             Crataegus texana
                                             Crataegus thermopegaea
                                             Crataegus tinctoria
                                             Crataegus tomentosa
                                             Crataegus tortilis
                                             Crataegus torva
                                             Crataegus tracyi
                                             Crataegus triflora
                                             Crataegus tripartita
                                             Crataegus tristis
                                             Crataegus triumphalis
                                             Crataegus turkestanica
                                             Crataegus turnerorum
                                             Crataegus uniflora
                                             Crataegus uniqua
                                             Crataegus uvaldensis
                                             Crataegus vailiae
                                             Crataegus valida
                                             Crataegus vallicola
                                             Crataegus velutina
                                             Crataegus venusta
                                             Crataegus verruculosa
                                             Crataegus versuta
                                             Crataegus viburnifolia
                                             Crataegus vicinalis
                                             Crataegus villipes
                                             Crataegus virella
                                             Crataegus viridis
                                               Crataegus viridis var. desertorum
                                               Crataegus viridis var. interior
                                               Crataegus viridis var. lanceolata
                                               Crataegus viridis var. lutensis
                                               Crataegus viridis var. lutescens
                                               Crataegus viridis var. ovata
                                               Crataegus viridis var. velutina
                                               Crataegus viridis var. viridis
                                             Crataegus visenda
                                             Crataegus vittata
                                             Crataegus vulsa
                                             Crataegus warneri
                                             Crataegus wattiana
                                             Crataegus wilkinsoni
                                             Crataegus williamsii
                                             Crataegus wootoniana
                                             Crataegus x anomala
                                             Crataegus x brevipes
                                             Crataegus x collicola
                                             Crataegus x grignonensis
                                             Crataegus x haemacarpa
                                             Crataegus x hudsonica
                                             Crataegus x immanis
                                             Crataegus x incaedua
                                             Crataegus x kennedyi
                                             Crataegus x laneyi
                                             Crataegus x lauta
                                             Crataegus x lavallei
                                             Crataegus x lettermanii
                                             Crataegus x maligna
                                             Crataegus x media
                                             Crataegus x mordenensis
                                             Crataegus x notha
                                             Crataegus x pausiaca
                                             Crataegus x peckietta
                                             Crataegus x pilosa
                                             Crataegus x puberis
                                             Crataegus x rubrocarnea
                                             Crataegus x simulata
                                             Crataegus x websteri
                                             Crataegus x whittakeri
                                             Crataegus xanthophylla
                                             Crataegus youngii
                                     Cydonia
                                             Cydonia japonica
                                             Cydonia oblonga
                                                   [Cydonia vulgaris]
                                                   [Pyrus cydonia]
                                             Cydonia sinensis
                                     Cylactis
                                             Cylactis arctica
                                               Cylactis arctica ssp. acaulis
                                     Dalibarda
                                           [Dalbergaria]
                                             Dalibarda repens
                                     Dasiphora
                                     Dendriopoterium
                                             Dendriopoterium pulidoi
                                     Dryas
                                             Dryas alaskensis
                                             Dryas chamissonis
                                             Dryas crenulata
                                             Dryas drummondii
                                               Dryas drummondii var. drummondii
                                               Dryas drummondii var. eglandulosa
                                               Dryas drummondii var. tomentosa
                                             Dryas hookeriana
                                             Dryas integrifolia
                                               Dryas integrifolia ssp. chamissonis
                                               Dryas integrifolia ssp. crenulata
                                               Dryas integrifolia ssp. integrifolia
                                               Dryas integrifolia ssp. sylvatica
                                               Dryas integrifolia var. canescens
                                               Dryas integrifolia var. subintegrifolia
                                             Dryas octopetala
                                                   Dryas octopetala f. argentea
                                               Dryas octopetala ssp. alaskensis
                                               Dryas octopetala ssp. hookeriana
                                               Dryas octopetala ssp. octopetala
                                               Dryas octopetala ssp. punctata
                                               Dryas octopetala var. argentea
                                               Dryas octopetala var. glabrata
                                               Dryas octopetala var. hookeriana
                                               Dryas octopetala var. integrifolia
                                               Dryas octopetala var. luteola
                                               Dryas octopetala var. viscida
                                             Dryas punctata
                                             Dryas sylvatica
                                             Dryas x lewinii
                                             Dryas x sundermannii
                                             Dryas x wyssiana
                                     Drymocallis
                                             Drymocallis agrimonioides
                                             Drymocallis arguta
                                             Drymocallis arizonica
                                                   [Potentilla glandulosa ssp. arizonica]
                                                   [Potentilla glandulosa ssp. ewanii]
                                                   [Potentilla glandulosa ssp. glabrata]
                                                   [Potentilla glandulosa ssp. globosa]
                                                   [Potentilla glandulosa ssp. hansenii]
                                                   [Potentilla glandulosa ssp. micropetala]
                                                   [Potentilla glandulosa ssp. nevadensis]
                                                   [Potentilla glandulosa ssp. pseudorupestris]
                                                   [Potentilla glandulosa ssp. typica]
                                                   [Potentilla glandulosa var. austinae]
                                                   [Potentilla glandulosa var. campanulata]
                                                   [Potentilla glandulosa var. incisa]
                                                   [Potentilla glandulosa var. micropetala]
                                                   [Potentilla glandulosa var. nevadensis]
                                                   [Potentilla glandulosa var. pseudorupestris]
                                                   [Potentilla glandulosa]
                                             Drymocallis convallaria
                                             Drymocallis cuneifolia
                                             Drymocallis glandulosa
                                                   [Potentilla glandulosa ssp. glandulosa]
                                             Drymocallis gracilis
                                             Drymocallis hansenii
                                             Drymocallis lactea
                                             Drymocallis laxiflora
                                             Drymocallis micropetala
                                             Drymocallis pseudorupestris
                                             Drymocallis rhomboidea
                                             Drymocallis viscida
                                     Duchesnea
                                             Duchesnea indica
                                                   [Fragaria indica]
                                     Emplectocladus
                                             Emplectocladus fasciculatus
                                     Eriobotrya
                                             Eriobotrya deflexa
                                             Eriobotrya japonica
                                                   [Mespilus japonica]
                                     Eriogynia
                                     Erythrocoma
                                             Erythrocoma aliena
                                             Erythrocoma arizonica
                                             Erythrocoma campanulata
                                             Erythrocoma canescens
                                             Erythrocoma triflora
                                     Exochorda
                                             Exochorda grandiflora
                                             Exochorda racemosa
                                     Fallugia
                                             Fallugia acuminata
                                             Fallugia mexicana
                                             Fallugia paradoxa
                                               Fallugia paradoxa var. acuminata
                                     Filipendula
                                             Filipendula denudata
                                             Filipendula hexapetala
                                             Filipendula occidentalis
                                             Filipendula rubra
                                             Filipendula ulmaria
                                               Filipendula ulmaria ssp. denudata
                                               Filipendula ulmaria ssp. ulmaria
                                               Filipendula ulmaria var. denudata
                                             Filipendula vulgaris
                                     Fragaria
                                             Fragaria australis
                                             Fragaria canadensis
                                             Fragaria chiloensis
                                               Fragaria chiloensis ssp. chiloensis
                                               Fragaria chiloensis ssp. lucida
                                               Fragaria chiloensis ssp. pacifica
                                               Fragaria chiloensis ssp. sandwicensis
                                               Fragaria chiloensis var. ananassa
                                               Fragaria chiloensis var. sandwicensis
                                               Fragaria chiloensis var. scouleri
                                             Fragaria firma
                                             Fragaria grayana
                                             Fragaria mexicana
                                             Fragaria moschata
                                             Fragaria nubicola
                                             Fragaria sandwicensis
                                             Fragaria vesca
                                               Fragaria vesca ssp. americana
                                                     [Fragaria americana]
                                                     [Fragaria vesca var. americana]
                                               Fragaria vesca ssp. bracteata
                                                     [Fragaria bracteata]
                                                     [Fragaria crinita]
                                                     [Fragaria helleri]
                                                     [Fragaria vesca var. bracteata]
                                                     [Fragaria vesca var. crinita]
                                               Fragaria vesca ssp. californica
                                                     [Fragaria californica var. franciscana]
                                                     [Fragaria californica]
                                               Fragaria vesca ssp. vesca
                                               Fragaria vesca var. alba
                                             Fragaria virginiana
                                               Fragaria virginiana ssp. glauca
                                                     [Fragaria glauca]
                                                     [Fragaria multicipita]
                                                     [Fragaria ovalis]
                                                     [Fragaria pauciflora]
                                                     [Fragaria virginiana var. glauca]
                                                     [Fragaria virginiana var. ovalis]
                                                     [Fragaria virginiana var. terrae-novae]
                                               Fragaria virginiana ssp. grayana
                                               Fragaria virginiana ssp. platypetala
                                                     [Fragaria platypetala var. sibbaldifolia]
                                                     [Fragaria platypetala]
                                                     [Fragaria sibbaldifolia]
                                                     [Fragaria suksdorfii]
                                                     [Fragaria truncata]
                                                     [Fragaria virginiana var. platypetala]
                                               Fragaria virginiana ssp. virginiana
                                               Fragaria virginiana var. australis
                                               Fragaria virginiana var. canadensis
                                               Fragaria virginiana var. illinoensis
                                             Fragaria x ananassa
                                               Fragaria x ananassa ssp. ananassa
                                               Fragaria x ananassa ssp. cuneifolia
                                                     [Fragaria cuneifolia]
                                                     [Fragaria grandiflora]
                                                     [Fragaria x ananassa var. cuneifolia]
                                               Fragaria x ananassa var. ananassa
                                             Fragaria x bringhurstii
                                     Geum
                                             Geum agrimonioides
                                             Geum album
                                             Geum aleppicum
                                                   [Geum aleppicum ssp. strictum]
                                                   [Geum aleppicum var. strictum]
                                                   [Geum strictum var. decurrens]
                                                   [Geum strictum]
                                               Geum aleppicum var. decurrens
                                             Geum calthifolium
                                             Geum campanulatum
                                             Geum canadense
                                               Geum canadense var. brevipes
                                               Geum canadense var. camporum
                                               Geum canadense var. canadense
                                               Geum canadense var. grimesii
                                               Geum canadense var. texanum
                                             Geum canescens
                                             Geum chiloense
                                             Geum decurrens
                                             Geum flavum
                                             Geum geniculatum
                                             Geum glaciale
                                                   [Novosieversia glacialis]
                                             Geum hirsutum
                                             Geum involucratum
                                             Geum laciniatum
                                               Geum laciniatum var. laciniatum
                                               Geum laciniatum var. trichocarpum
                                             Geum macrophyllum
                                               Geum macrophyllum var. macrophyllum
                                               Geum macrophyllum var. perincisum
                                                     [Geum macrophyllum ssp. perincisum]
                                                     [Geum macrophyllum var. rydbergii]
                                                     [Geum oregonense]
                                                     [Geum perincisum var. intermedium]
                                                     [Geum perincisum]
                                             Geum magellanicum
                                             Geum parviflorum
                                             Geum peckii
                                             Geum pentapetalum
                                             Geum radiatum
                                             Geum rivale
                                             Geum rossii
                                               Geum rossii var. depressum
                                               Geum rossii var. rossii
                                               Geum rossii var. turbinatum
                                                     [Acomastylis rossii ssp. turbinata]
                                                     [Geum gracilipes]
                                                     [Geum turbinatum]
                                                     [Sieversia gracilipes]
                                             Geum schofieldii
                                             Geum triflorum
                                               Geum triflorum var. campanulatum
                                               Geum triflorum var. canescens
                                               Geum triflorum var. ciliatum
                                                     [Erythrocoma ciliata]
                                                     [Geum ciliata]
                                                     [Geum ciliatum var. griseum]
                                                     [Geum ciliatum]
                                                     [Sieversia ciliata]
                                               Geum triflorum var. triflorum
                                             Geum urbanum
                                             Geum vernum
                                             Geum virginianum
                                             Geum x aurantiacum
                                             Geum x catlingii
                                             Geum x macneillii
                                             Geum x macranthum
                                             Geum x pervale
                                             Geum x pulchrum
                                     Gillenia
                                             Gillenia stipulacea
                                             Gillenia stipulata
                                             Gillenia trifoliata
                                     Hagenia
                                             Hagenia abyssinica
                                     Hesperomeles
                                     Heteromeles
                                             Heteromeles arbutifolia
                                               Heteromeles arbutifolia var. arbutifolia
                                               Heteromeles arbutifolia var. cerina
                                               Heteromeles arbutifolia var. macrocarpa
                                             Heteromeles salicifolia
                                     Holodiscus
                                             Holodiscus argenteus
                                             Holodiscus ariaefolius
                                             Holodiscus australis
                                             Holodiscus discolor
                                                   [Holodiscus boursieri]
                                                   [Holodiscus discolor ssp. franciscanus]
                                                   [Holodiscus discolor var. ariaefolius]
                                                   [Holodiscus discolor var. delnortensis]
                                                   [Holodiscus discolor var. franciscanus]
                                                   [Holodiscus discolor var. glabrescens]
                                                   [Holodiscus dumosus ssp. saxicola]
                                                   [Holodiscus dumosus var. australis]
                                                   [Holodiscus dumosus var. glabrescens]
                                                   [Holodiscus glabrescens]
                                                   [Holodiscus microphyllus var. glabrescens]
                                                   [Holodiscus microphyllus var. microphyllus]
                                                   [Holodiscus microphyllus var. sericeus]
                                                   [Holodiscus microphyllus var. typicus]
                                                   [Holodiscus microphyllus]
                                                   [Sericotheca discolor]
                                                   [Spiraea discolor var. ariifolia]
                                                   [Spiraea discolor var. dumosa]
                                                   [Spiraea discolor]
                                               Holodiscus discolor var. dumosa
                                               Holodiscus discolor var. microphyllus
                                             Holodiscus dumosa
                                             Holodiscus dumosus
                                                   [Holodiscus discolor var. dumosus]
                                                   [Holodiscus dumosus var. typicus]
                                               Holodiscus dumosus var. schaffneri
                                             Holodiscus pachydiscus
                                             Holodiscus saxicola
                                     Horkelia
                                             Horkelia argyrocoma
                                             Horkelia baileyi
                                               Horkelia baileyi var. setosa
                                             Horkelia beneolens
                                             Horkelia bolanderi
                                               Horkelia bolanderi ssp. clevelandii
                                               Horkelia bolanderi ssp. parryi
                                               Horkelia bolanderi var. marinensis
                                             Horkelia brevibracteata
                                             Horkelia brownii
                                             Horkelia californica
                                               Horkelia californica ssp. californica
                                               Horkelia californica ssp. dissita
                                               Horkelia californica ssp. frondosa
                                             Horkelia capitata
                                             Horkelia chaetophora
                                             Horkelia chandleri
                                             Horkelia clevelandii
                                             Horkelia congdonis
                                             Horkelia congesta
                                               Horkelia congesta ssp. congesta
                                               Horkelia congesta ssp. nemorosa
                                             Horkelia cuneata
                                               Horkelia cuneata ssp. cuneata
                                               Horkelia cuneata ssp. puberula
                                               Horkelia cuneata ssp. sericea
                                             Horkelia daucifolia
                                               Horkelia daucifolia ssp. daucifolia
                                               Horkelia daucifolia ssp. latior
                                             Horkelia elata
                                             Horkelia flavescens
                                             Horkelia frondosa
                                             Horkelia fusca
                                               Horkelia fusca ssp. capitata
                                               Horkelia fusca ssp. filicoides
                                               Horkelia fusca ssp. fusca
                                               Horkelia fusca ssp. parviflora
                                               Horkelia fusca ssp. pseudocapitata
                                               Horkelia fusca ssp. tenella
                                               Horkelia fusca var. capitata
                                               Horkelia fusca var. parviflora
                                               Horkelia fusca var. pseudocapitata
                                               Horkelia fusca var. tenuiloba
                                             Horkelia glandulosa
                                             Horkelia gordonii
                                               Horkelia gordonii var. alpicola
                                             Horkelia hendersonii
                                             Horkelia hispidula
                                             Horkelia marinensis
                                             Horkelia mollis
                                             Horkelia multifoliolata
                                             Horkelia mutabilis
                                             Horkelia myriophylla
                                             Horkelia parryi
                                             Horkelia platycalyx
                                             Horkelia puberula
                                             Horkelia pulchra
                                             Horkelia purpurascens
                                               Horkelia purpurascens ssp. congdonis
                                             Horkelia rydbergii
                                             Horkelia sericata
                                             Horkelia sericoleuca
                                             Horkelia tenuiloba
                                             Horkelia tilingi
                                             Horkelia tridentata
                                               Horkelia tridentata ssp. flavescens
                                               Horkelia tridentata ssp. tridentata
                                             Horkelia truncata
                                             Horkelia tularensis
                                             Horkelia wilderae
                                             Horkelia yadonii
                                     Horkeliella
                                             Horkeliella congdonis
                                             Horkeliella purpurascens
                                     Ivesia
                                             Ivesia aperta
                                               Ivesia aperta var. aperta
                                               Ivesia aperta var. canina
                                             Ivesia argyrocoma
                                             Ivesia arizonica
                                               Ivesia arizonica var. arizonica
                                                     [Potentilla osterhoutii]
                                                     [Purpusia arizonica]
                                                     [Purpusia osterhoutii]
                                               Ivesia arizonica var. saxosa
                                                     [Potentilla osterhoutii var. saxosa]
                                                     [Purpusia saxosa]
                                             Ivesia baileyi
                                               Ivesia baileyi ssp. setosa
                                               Ivesia baileyi ssp. typica
                                               Ivesia baileyi var. baileyi
                                               Ivesia baileyi var. beneolens
                                               Ivesia baileyi var. setosa
                                             Ivesia callida
                                             Ivesia campestris
                                             Ivesia cryptocaulis
                                             Ivesia eremica
                                             Ivesia gordonii
                                               Ivesia gordonii var. alpicola
                                               Ivesia gordonii var. gordonii
                                               Ivesia gordonii var. lycopodioides
                                               Ivesia gordonii var. pygmaea
                                               Ivesia gordonii var. ursinorum
                                               Ivesia gordonii var. wasatchensis
                                             Ivesia gracilis
                                             Ivesia halophila
                                             Ivesia jaegeri
                                             Ivesia kingii
                                               Ivesia kingii var. eremica
                                               Ivesia kingii var. kingii
                                             Ivesia longibracteata
                                             Ivesia lycopodioides
                                               Ivesia lycopodioides ssp. lycopodioides
                                               Ivesia lycopodioides ssp. megalopetala
                                               Ivesia lycopodioides ssp. scandularis
                                               Ivesia lycopodioides ssp. typica
                                             Ivesia muirii
                                             Ivesia multifoliolata
                                                   [Potentilla multifoliolata]
                                             Ivesia paniculata
                                             Ivesia patellifera
                                             Ivesia pickeringii
                                             Ivesia pityocharis
                                             Ivesia purpurascens
                                               Ivesia purpurascens ssp. congdonis
                                             Ivesia pygmaea
                                             Ivesia rhypara
                                               Ivesia rhypara var. rhypara
                                               Ivesia rhypara var. shellyi
                                             Ivesia sabulosa
                                                   [Potentilla sabulosa]
                                             Ivesia santolinoides
                                             Ivesia saxosa
                                             Ivesia sericoleuca
                                             Ivesia setosa
                                             Ivesia shockleyi
                                               Ivesia shockleyi var. ostleri
                                               Ivesia shockleyi var. shockleyi
                                             Ivesia tweedyi
                                             Ivesia unguiculata
                                             Ivesia utahensis
                                             Ivesia webberi
                                     Kageneckia
                                             Kageneckia angustifolia
                                             Kageneckia oblonga
                                     Kelseya
                                             Kelseya uniflora
                                     Kerria
                                             Kerria japonica
                                     Kunzia
                                             Kunzia tridentata
                                     Lachemilla
                                             Lachemilla domingensis
                                                   [Alchemilla domingensis]
                                     Laurocerasus
                                             Laurocerasus myrtifolia
                                             Laurocerasus occidentalis
                                             Laurocerasus officinalis
                                     Lindleya
                                             Lindleya mespiloides
                                     Lindleyella
                                             Lindleyella mespiloides
                                     Louiseania
                                             Louiseania triloba
                                     Luetkea
                                             Luetkea pectinata
                                     Lyonothamnus
                                             Lyonothamnus aspleniifolius
                                             Lyonothamnus floribundus
                                               Lyonothamnus floribundus ssp. asplenifolius
                                               Lyonothamnus floribundus ssp. aspleniifolius
                                               Lyonothamnus floribundus ssp. floribundus
                                               Lyonothamnus floribundus var. asplenifolius
                                               Lyonothamnus floribundus var. aspleniifolius
                                     Malacomeles
                                             Malacomeles denticulata
                                     Malus
                                             Malus angustifolia
                                               Malus angustifolia var. angustifolia
                                               Malus angustifolia var. puberula
                                             Malus bacata
                                               Malus bacata ssp. mandshurica
                                             Malus baccata
                                                   Malus baccata f. gracilis
                                               Malus baccata var. baccata
                                               Malus baccata var. himalaica
                                               Malus baccata var. sibirica
                                             Malus bracteata
                                             Malus communis
                                             Malus coronaria
                                               Malus coronaria var. coronaria
                                               Malus coronaria var. dasycalyx
                                               Malus coronaria var. elongata
                                               Malus coronaria var. lancifolia
                                             Malus diversifolia
                                             Malus florentina
                                             Malus floribunda
                                             Malus fusca
                                               Malus fusca var. levipes
                                             Malus glabrata
                                             Malus glaucescens
                                             Malus halliana
                                             Malus hupehensis
                                             Malus ioensis
                                               Malus ioensis var. bushii
                                               Malus ioensis var. ioensis
                                               Malus ioensis var. palmeri
                                               Malus ioensis var. spinosa
                                               Malus ioensis var. texana
                                             Malus lancifolia
                                             Malus mandshurica
                                               Malus mandshurica var. sachalinensis
                                             Malus orientalis
                                             Malus prattii
                                             Malus prunifolia
                                               Malus prunifolia var. rinkii
                                             Malus pulcherrima
                                             Malus pumila
                                                   [Malus domestica]
                                                   [Malus praecox]
                                                   [Malus pumila var. niedzwetzkyana]
                                                   [Malus sylvestris var. praecox]
                                             Malus sachalinensis
                                             Malus sargentii
                                             Malus sieboldii
                                               Malus sieboldii var. sieboldii
                                               Malus sieboldii var. zumi
                                             Malus sieversii
                                             Malus sikkimensis
                                             Malus spectabilis
                                             Malus sylvestris
                                                   [Malus malus]
                                                   [Pyrus malus]
                                             Malus toringo
                                             Malus toringoides
                                             Malus transitoria
                                             Malus tschonoskii
                                             Malus x arnoldiana
                                             Malus x asiatica
                                             Malus x dawsoniana
                                             Malus x hartwigii
                                             Malus x magdeburgensis
                                             Malus x micromalus
                                             Malus x platycarpa
                                             Malus x purpurea
                                                   Malus x purpurea f. eleyi
                                             Malus x robusta
                                             Malus x scheideckeri
                                             Malus x soulardii
                                             Malus yunnanensis
                                               Malus yunnanensis var. veitchii
                                             Malus zumi
                                               Malus zumi var. calocarpa
                                     Margyricarpus
                                             Margyricarpus pinnatus
                                     Melanobatus
                                             Melanobatus bernardinus
                                     Mespilus
                                             Mespilus canescens
                                             Mespilus germanica
                                     Neillia
                                     Neviusia
                                             Neviusia alabamensis
                                             Neviusia cliftonii
                                     Novosieversia
                                     Oemleria
                                             Oemleria cerasiformis
                                                   [Nuttallia cerasiformis]
                                                   [Osmaronia cerasiformis]
                                     Opulaster
                                             Opulaster alabamensis
                                             Opulaster australis
                                             Opulaster bracteatus
                                             Opulaster glabratus
                                             Opulaster intermedius
                                             Opulaster opulifolius
                                             Opulaster pauciflorus
                                             Opulaster pubescens
                                             Opulaster ramaleyi
                                             Opulaster stellatus
                                     Oreobatus
                                     Osmaronia
                                             Osmaronia bracteosa
                                             Osmaronia demissa
                                             Osmaronia laurina
                                             Osmaronia obtusa
                                             Osmaronia padiformis
                                     Osteomeles
                                             Osteomeles anthyllidifolia
                                             Osteomeles schwerinae
                                             Osteomeles schweriniae
                                     Padus
                                             Padus alabamensis
                                             Padus australis
                                             Padus cuthbertii
                                             Padus mescaleria
                                             Padus nana
                                             Padus pumicea
                                             Padus valida
                                             Padus virens
                                             Padus virginiana
                                     Pentaphylloides
                                     Peraphyllum
                                             Peraphyllum ramosissimum
                                     Persica
                                     Petrophyton
                                             Petrophyton acuminatum
                                             Petrophyton caespitosum
                                               Petrophyton caespitosum var. caespitosum
                                                     [Eriogynia caespitosa]
                                                     [Spiraea caespitosa]
                                               Petrophyton caespitosum var. elatius
                                               Petrophyton caespitosum ssp. acuminatum
                                             Petrophyton hendersonii
                                     Petrophytum
                                             Petrophytum acuminatum
                                             Petrophytum caespitosum
                                               Petrophytum caespitosum ssp. acuminatum
                                               Petrophytum caespitosum var. caespitosum
                                                     [Petrophytum caespitosum ssp. caespitosum]
                                               Petrophytum caespitosum var. elatius
                                             Petrophytum cinerascens
                                             Petrophytum hendersonii
                                     Photinia
                                             Photinia arbutifolia
                                               Photinia arbutifolia var. cerina
                                             Photinia davidiana
                                             Photinia floribunda
                                             Photinia glabra
                                             Photinia melanocarpa
                                             Photinia niitakayamensis
                                             Photinia parvifolia
                                             Photinia pyrifolia
                                                   [Aronia arbutifolia var. brilliantissima]
                                                   [Aronia arbutifolia var. glabra]
                                                   [Aronia arbutifolia]
                                                   [Pyrus arbutifolia var. atropurpurea]
                                                   [Pyrus arbutifolia var. glabra]
                                                   [Pyrus arbutifolia var. nigra]
                                                   [Pyrus arbutifolia]
                                                   [Sorbus arbutifolia var. atropurpurea]
                                                   [Sorbus arbutifolia]
                                             Photinia serratifolia
                                             Photinia serrulata
                                             Photinia villosa
                                               Photinia villosa var. laevis
                                               Photinia villosa var. sinica
                                             Photinia x fraseri
                                     Physocarpus
                                             Physocarpus alternans
                                               Physocarpus alternans ssp. alternans
                                               Physocarpus alternans ssp. annulatus
                                               Physocarpus alternans ssp. panamintensis
                                             Physocarpus amurensis
                                             Physocarpus bracteatus
                                             Physocarpus capitatus
                                                   [Physocarpus opulifolius var. tomentellus]
                                             Physocarpus intermedius
                                             Physocarpus malvaceus
                                                   [Neillia monogyna var. malvacea]
                                             Physocarpus monogynus
                                                   [Neillia monogyna]
                                                   [Neillia torreyi]
                                                   [Opulaster monogynus]
                                             Physocarpus opulifolius
                                                   Physocarpus opulifolius f. nanus
                                               Physocarpus opulifolius var. intermedius
                                               Physocarpus opulifolius var. opulifolius
                                     Polylepis
                                             Polylepis besseri
                                     Porteranthus
                                             Porteranthus stipulatus
                                             Porteranthus trifoliatus
                                     Potentilla
                                             Potentilla acuminata
                                             Potentilla alba
                                             Potentilla albiflora
                                             Potentilla altaica
                                             Potentilla amadorensis
                                             Potentilla ambigens
                                             Potentilla angelliae
                                             Potentilla anglica
                                             Potentilla anomalofolia
                                             Potentilla aperta
                                             Potentilla arenosa
                                             Potentilla argentea
                                                   [Potentilla anserina var. argentea]
                                               Potentilla argentea var. argentea
                                               Potentilla argentea var. pseudocalabra
                                             Potentilla arguta
                                               Potentilla arguta ssp. arguta
                                               Potentilla arguta ssp. convallaria
                                                     [Potentilla arguta var. convallaria]
                                                     [Potentilla convallaria]
                                             Potentilla argyrea
                                             Potentilla arizonica
                                             Potentilla ashlandica
                                                   [Potentilla glandulosa ssp. ashlandica]
                                             Potentilla atrorubens
                                             Potentilla atrosanguinea
                                             Potentilla baileyi
                                             Potentilla bakeri
                                             Potentilla basaltica
                                             Potentilla biennis
                                             Potentilla biflora
                                             Potentilla bifurca
                                             Potentilla bimundorum
                                                   [Potentilla multifida]
                                             Potentilla bipinnatifida
                                                   [Potentilla finitima]
                                                   [Potentilla pensylvanica var. arida]
                                                   [Potentilla pensylvanica var. bipinnatifida]
                                               Potentilla bolanderi var. bernardina
                                             Potentilla brevifolia
                                             Potentilla breweri
                                               Potentilla breweri var. expansa
                                               Potentilla breweri var. viridis
                                             Potentilla brunnescens
                                             Potentilla buccoana
                                             Potentilla californica
                                             Potentilla callida
                                             Potentilla canadensis
                                               Potentilla canadensis var. canadensis
                                               Potentilla canadensis var. villosissima
                                             Potentilla candicans
                                             Potentilla candida
                                             Potentilla canescens
                                             Potentilla caroliniana
                                             Potentilla chamissonis
                                             Potentilla cinerea
                                             Potentilla collina
                                             Potentilla coloradensis
                                             Potentilla comosa
                                             Potentilla concinna
                                               Potentilla concinna var. bicrenata
                                                     [Potentilla bicrenata]
                                               Potentilla concinna var. concinna
                                               Potentilla concinna var. dissecta
                                               Potentilla concinna var. divisa
                                               Potentilla concinna var. macounii
                                               Potentilla concinna var. proxima
                                                     [Potentilla beanii]
                                                     [Potentilla proxima]
                                             Potentilla cottamii
                                             Potentilla crantzii
                                               Potentilla crantzii var. hirta
                                             Potentilla crebridens
                                               Potentilla crebridens ssp. hemicryophila
                                             Potentilla crinita
                                               Potentilla crinita var. crinita
                                                     [Potentilla vallicola]
                                               Potentilla crinita var. lemmonii
                                                     [Ivesia lemmonii]
                                                     [Potentilla lemmonii]
                                             Potentilla cristae
                                             Potentilla cryptocaulis
                                             Potentilla dascia
                                             Potentilla dissecta
                                               Potentilla dissecta var. decurrens
                                             Potentilla diversifolia
                                               Potentilla diversifolia ssp. ranunculus
                                               Potentilla diversifolia var. diversifolia
                                                     [Potentilla diversifolia ssp. glaucophylla]
                                                     [Potentilla diversifolia var. glaucophylla]
                                                     [Potentilla glaucophylla]
                                               Potentilla diversifolia var. multisecta
                                               Potentilla diversifolia var. perdissecta
                                               Potentilla diversifolia var. pinnatisecta
                                               Potentilla diversifolia var. ranunculus
                                             Potentilla divisa
                                             Potentilla douglasii
                                             Potentilla drummondii
                                               Potentilla drummondii ssp. breweri
                                               Potentilla drummondii ssp. bruceae
                                               Potentilla drummondii ssp. drummondii
                                               Potentilla drummondii var. breweri
                                               Potentilla drummondii var. bruceae
                                             Potentilla effusa
                                                   [Potentilla hippiana ssp. effusa]
                                                   [Potentilla hippiana var. filicaulis]
                                               Potentilla effusa var. effusa
                                               Potentilla effusa var. rupincola
                                             Potentilla egedii
                                                   [Potentilla anserina ssp. egedii]
                                               Potentilla egedii ssp. grandis
                                               Potentilla egedii var. grandis
                                               Potentilla egedii var. groenlandica
                                               Potentilla elata var. dissita
                                             Potentilla elegans
                                             Potentilla elmeri
                                             Potentilla emarginata
                                             Potentilla erecta
                                             Potentilla eremica
                                             Potentilla exsul
                                             Potentilla filipes
                                             Potentilla fissa
                                                   [Drymocallis fissa]
                                                   [Potentilla scopulorum]
                                             Potentilla flabellifolia
                                               Potentilla flabellifolia var. emarginata
                                               Potentilla flabellifolia var. flabellifolia
                                               Potentilla flabellifolia var. grayi
                                               Potentilla flabellifolia var. hirta
                                             Potentilla flabelliformis
                                               Potentilla flabelliformis var. inyoensis
                                             Potentilla flavovirens
                                             Potentilla fragiformis
                                             Potentilla frondosa
                                             Potentilla fruticosa
                                                   [Dasiphora floribunda]
                                                   [Dasiphora fruticosa ssp. floribunda]
                                                   [Dasiphora fruticosa]
                                                   [Pentaphylloides floribunda]
                                                   [Pentaphylloides fruticosa]
                                                   [Potentilla floribunda]
                                                   [Potentilla fruticosa ssp. floribunda]
                                                   [Potentilla fruticosa var. tenuifolia]
                                               Potentilla fruticosa var. parvifolia
                                             Potentilla furcata
                                               Potentilla glandulosa var. wrangelliana
                                             Potentilla gordonii
                                             Potentilla gracilis
                                               Potentilla gracilis var. brunnescens
                                               Potentilla gracilis var. fastigiata
                                                     [Potentilla angustata]
                                                     [Potentilla blasckeana var. permollis]
                                                     [Potentilla blasckeana]
                                                     [Potentilla etomentosa var. hallii]
                                                     [Potentilla etomentosa]
                                                     [Potentilla fastigiata]
                                                     [Potentilla glomerata]
                                                     [Potentilla gracilis ssp. nuttallii]
                                                     [Potentilla gracilis var. blasckeana]
                                                     [Potentilla gracilis var. glabrata]
                                                     [Potentilla gracilis var. nuttallii]
                                                     [Potentilla gracilis var. permollis]
                                                     [Potentilla gracilis var. rigida]
                                                     [Potentilla indiges]
                                                     [Potentilla jucunda]
                                                     [Potentilla nuttallii]
                                                     [Potentilla permollis]
                                                     [Potentilla rectiformis]
                                                     [Potentilla viridescens]
                                               Potentilla gracilis var. flabelliformis
                                               Potentilla gracilis var. gracilis
                                               Potentilla gracilis var. hallii
                                             Potentilla grayi
                                             Potentilla haematochrus
                                             Potentilla hallii
                                             Potentilla hanseni
                                             Potentilla hassei
                                             Potentilla hickmani
                                             Potentilla hickmanii
                                             Potentilla hippiana
                                               Potentilla hippiana var. argyrea
                                               Potentilla hippiana var. hippiana
                                                     [Potentilla hippiana var. diffusa]
                                                     [Potentilla leneophylla]
                                                     [Potentilla leucophylla]
                                                     [Potentilla propinqua]
                                               Potentilla hippiana var. pulcherrima
                                             Potentilla hookeriana
                                               Potentilla hookeriana ssp. chamissonis
                                               Potentilla hookeriana ssp. hookeriana
                                               Potentilla hookeriana var. furcata
                                               Potentilla hookeriana var. umanakensis
                                             Potentilla horrida
                                             Potentilla humifusa
                                             Potentilla hyparctica
                                               Potentilla hyparctica ssp. nana
                                               Potentilla hyparctica var. elatior
                                             Potentilla inclinata
                                             Potentilla intermedia
                                               Potentilla intermedia var. canescens
                                             Potentilla intermittens
                                             Potentilla klamathensis
                                             Potentilla kuznetzovii
                                             Potentilla lasia
                                             Potentilla lateriflora
                                             Potentilla laxiflora
                                             Potentilla lindleyi
                                               Potentilla lindleyi var. sericea
                                             Potentilla litoralis
                                             Potentilla longipedunculata
                                             Potentilla macounii
                                             Potentilla macropetala
                                             Potentilla maculata
                                             Potentilla marinensis
                                             Potentilla matsuokana
                                               Potentilla matsuokana ssp. hemicryophila
                                             Potentilla mexiae
                                             Potentilla micheneri
                                             Potentilla microphylla
                                             Potentilla millefolia
                                               Potentilla millefolia var. klamathensis
                                               Potentilla millefolia var. millefolia
                                             Potentilla mogollonica
                                             Potentilla morefieldii
                                             Potentilla multicaulis
                                             Potentilla multijuga
                                             Potentilla multisecta
                                             Potentilla nana
                                             Potentilla nelsoniana
                                             Potentilla neumanniana
                                             Potentilla newberryi
                                             Potentilla nivea
                                               Potentilla nivea ssp. chamissonis
                                               Potentilla nivea ssp. chionodes
                                               Potentilla nivea ssp. fallax
                                               Potentilla nivea ssp. hookeriana
                                               Potentilla nivea ssp. subquinata
                                               Potentilla nivea var. macrophylla
                                               Potentilla nivea var. nivea
                                               Potentilla nivea var. pentaphylla
                                               Potentilla nivea var. pulchella
                                               Potentilla nivea var. subquinata
                                               Potentilla nivea var. tomentosa
                                               Potentilla nivea var. villosa
                                             Potentilla norvegica
                                               Potentilla norvegica ssp. monspeliensis
                                                     [Potentilla monspeliensis]
                                                     [Potentilla norvegica ssp. hirsuta]
                                                     [Potentilla norvegica var. hirsuta]
                                                     [Potentilla norvegica var. labradorica]
                                               Potentilla norvegica ssp. norvegica
                                             Potentilla oblanceolata
                                             Potentilla ovina
                                               Potentilla ovina var. decurrens
                                               Potentilla ovina var. ovina
                                               Potentilla ovina var. pinnatisecta
                                             Potentilla pacifica
                                                   [Potentilla anserina ssp. pacifica]
                                             Potentilla palustris
                                               Potentilla palustris var. parvifolia
                                               Potentilla palustris var. villosa
                                             Potentilla paradoxa
                                                   [Potentilla nicolletii]
                                                   [Potentilla supina ssp. paradoxa]
                                             Potentilla parishii
                                             Potentilla patellifera
                                             Potentilla pectinata
                                             Potentilla pectinisecta
                                                   [Potentilla gracilis var. elmeri]
                                             Potentilla peduncularis
                                             Potentilla pennsylvanica
                                             Potentilla pensylvanica
                                               Potentilla pensylvanica var. arachnoidea
                                               Potentilla pensylvanica var. litoralis
                                               Potentilla pensylvanica var. pectinata
                                               Potentilla pensylvanica var. pensylvanica
                                                     [Potentilla atrovirens]
                                                     [Potentilla bipinnatifida var. glabrata]
                                                     [Potentilla glabella]
                                                     [Potentilla pensylvanica var. atrovirens]
                                                     [Potentilla pensylvanica var. glabrata]
                                                     [Potentilla pensylvanica var. ovium]
                                                     [Potentilla pensylvanica var. strigosa]
                                                     [Potentilla platyloba]
                                                     [Potentilla pseudosericea]
                                                     [Potentilla strigosa]
                                             Potentilla perdissecta
                                             Potentilla pinetorum
                                             Potentilla plattensis
                                               Potentilla plattensis var. leucophylla
                                             Potentilla procumbens
                                             Potentilla prostrata
                                               Potentilla prostrata ssp. floccosa
                                             Potentilla pulchella
                                               Potentilla pulchella var. elatior
                                               Potentilla pulchella var. pulchella
                                             Potentilla pulcherrima
                                                   [Potentilla camporum]
                                                   [Potentilla gracilis var. pulcherrima]
                                               Potentilla pulcherrima var. filipes
                                             Potentilla pumila
                                             Potentilla quinquefolia
                                             Potentilla raddeana
                                             Potentilla ranunculoides
                                             Potentilla ranunculus
                                             Potentilla recta
                                                   [Potentilla recta var. obscura]
                                                   [Potentilla recta var. pilosa]
                                                   [Potentilla recta var. sulphurea]
                                             Potentilla reflexa
                                                   [Potentilla glandulosa ssp. reflexa]
                                                   [Potentilla glandulosa var. reflexa]
                                             Potentilla reptans
                                             Potentilla rhomboidea
                                             Potentilla rimicola
                                             Potentilla rivalis
                                                   [Potentilla pentandra]
                                                   [Potentilla rivalis var. pentandra]
                                               Potentilla rivalis var. millegrana
                                                     [Potentilla leucocarpa]
                                                     [Potentilla millegrana]
                                               Potentilla rivalis var. rivalis
                                             Potentilla robbinsiana
                                             Potentilla rolandii
                                                   [Potentilla anserina var. rolandii]
                                             Potentilla rosulata
                                             Potentilla rubella
                                             Potentilla rubida
                                             Potentilla rubra
                                             Potentilla rubricaulis
                                                   [Potentilla concinna var. modesta]
                                                   [Potentilla modesta]
                                                   [Potentilla paucijuga]
                                                   [Potentilla pensylvanica var. paucijuga]
                                                   [Potentilla pensylvanica var. virgulata]
                                                   [Potentilla rubricaulis var. dasyphylla]
                                                   [Potentilla rubricaulis var. pedersenii]
                                                   [Potentilla saximontana]
                                                   [Potentilla virgulata]
                                             Potentilla rupestris
                                             Potentilla rupincola
                                             Potentilla sanguinea
                                                   [Potentilla thurberi var. sanguinea]
                                             Potentilla saxosa
                                               Potentilla saxosa ssp. sierrae
                                             Potentilla shockleyi
                                             Potentilla sierrae-blancae
                                             Potentilla simplex
                                               Potentilla simplex var. argyrisma
                                               Potentilla simplex var. calvescens
                                               Potentilla simplex var. typica
                                             Potentilla sterilis
                                             Potentilla stipularis
                                               Potentilla stipularis var. groenlandica
                                             Potentilla subjuga
                                                   [Potentilla concinna var. rubripes]
                                                   [Potentilla minutifolia]
                                                   [Potentilla rubripes]
                                             Potentilla subvillosa
                                             Potentilla subviscosa
                                               Potentilla subviscosa var. ramulosa
                                                     [Potentilla subviscosa ssp. ramulosa]
                                               Potentilla subviscosa var. subviscosa
                                             Potentilla supina
                                             Potentilla tabernaemontani
                                             Potentilla tenerrima
                                             Potentilla thurberi
                                               Potentilla thurberi var. atrorubens
                                               Potentilla thurberi var. thurberi
                                             Potentilla thuringiaca
                                             Potentilla tilingii
                                             Potentilla townsendii
                                             Potentilla tularensis
                                             Potentilla uniflora
                                                   [Potentilla ledebouriana]
                                             Potentilla usticapensis
                                             Potentilla utahensis
                                               Potentilla utahensis var. campestris
                                             Potentilla vahliana
                                             Potentilla versicolor
                                             Potentilla villosa
                                               Potentilla villosa var. parviflora
                                             Potentilla viridior
                                             Potentilla wheeleri
                                                   [Potentilla viscidula]
                                               Potentilla wheeleri var. rimicola
                                               Potentilla wheeleri var. viscidula
                                               Potentilla wheeleri var. wheeleri
                                               Potentilla wheeleri var. paupercula
                                             Potentilla wyomingensis
                                             Potentilla x tundricola
                                             potentilla subgorodkovii
                                     Poteridium
                                     Poterium
                                             Poterium officinale
                                     Prinsepia
                                             Prinsepia sinensis
                                     Prunus
                                             Prunus alabamensis
                                             Prunus alleghaniensis
                                               Prunus alleghaniensis var. alleghaniensis
                                               Prunus alleghaniensis var. davisii
                                             Prunus americana
                                               Prunus americana var. lanata
                                               Prunus americana var. nigra
                                             Prunus andersonii
                                             Prunus angustifolia
                                                   [Prunus chicasa]
                                               Prunus angustifolia var. angustifolia
                                               Prunus angustifolia var. varians
                                               Prunus angustifolia var. watsonii
                                             Prunus annularis
                                             Prunus armeniaca
                                                   [Armeniaca vulgaris]
                                                   [Prunus armeniaca var. vulgaris]
                                             Prunus avium
                                                   [Cerasus avium]
                                             Prunus besseyi
                                             Prunus brachybotrya
                                             Prunus campanulata
                                             Prunus capuli
                                             Prunus caroliniana
                                                   [Laurocerasus caroliniana]
                                             Prunus cerasifera
                                                   [Prunus cerasifera var. pissardii]
                                               Prunus cerasifera var. divaricata
                                             Prunus cerasus
                                             Prunus cercocarpifolia
                                             Prunus cortapico
                                             Prunus cuneata
                                             Prunus debilis
                                             Prunus depressa
                                             Prunus divaricata
                                               Prunus divaricata ssp. nairica
                                             Prunus domestica
                                               Prunus domestica ssp. insititia
                                               Prunus domestica var. domestica
                                               Prunus domestica var. insititia
                                             Prunus dulcis
                                                   [Amygdalus dulcis]
                                                   [Prunus amygdalus]
                                                   [Prunus communis]
                                                   [Prunus dulcis var. amara]
                                             Prunus emarginata
                                               Prunus emarginata var. emarginata
                                                     [Prunus emarginata var. crenulata]
                                               Prunus emarginata var. mollis
                                             Prunus eremophila
                                             Prunus fasciculata
                                               Prunus fasciculata var. fasciculata
                                               Prunus fasciculata var. punctata
                                             Prunus ferruginea
                                             Prunus fortunensis
                                             Prunus fremontii
                                             Prunus fruticosa
                                             Prunus geniculata
                                             Prunus gentryi
                                             Prunus glandulosa
                                             Prunus gracilis
                                             Prunus gravesii
                                             Prunus havardii
                                             Prunus hortulana
                                               Prunus hortulana var. mineri
                                             Prunus ilicifolia
                                               Prunus ilicifolia ssp. ilicifolia
                                               Prunus ilicifolia ssp. lyonii
                                             Prunus injuncunda
                                             Prunus insititia
                                             Prunus japonica
                                             Prunus lanata
                                             Prunus laurocerasus
                                             Prunus lundelliana
                                             Prunus lusitanica
                                                   Prunus lusitanica f. myrtifolia
                                             Prunus lyonii
                                             Prunus maackii
                                             Prunus mahaleb
                                             Prunus maritima
                                               Prunus maritima var. gravesii
                                               Prunus maritima var. maritima
                                             Prunus maximowiczii
                                             Prunus mexicana
                                               Prunus mexicana var. flutonensis
                                               Prunus mexicana var. polyandra
                                             Prunus minutiflora
                                             Prunus mitis
                                             Prunus mume
                                             Prunus munsoniana
                                             Prunus murrayana
                                             Prunus myrtifolia
                                             Prunus nigra
                                             Prunus novoleontis
                                             Prunus occidentalis
                                             Prunus padus
                                             Prunus pedunculata
                                             Prunus pensylvanica
                                               Prunus pensylvanica ssp. corymbulosa
                                               Prunus pensylvanica var. mollis
                                               Prunus pensylvanica var. pensylvanica
                                               Prunus pensylvanica var. saximontana
                                             Prunus persica
                                                   [Amygdalus persica]
                                                   [Persica vulgaris]
                                               Prunus persica var. nucipersica
                                                     [Prunus persica var. nectarina]
                                               Prunus persica var. persica
                                             Prunus pleuradenia
                                             Prunus pumila
                                               Prunus pumila ssp. besseyi
                                               Prunus pumila var. besseyi
                                               Prunus pumila var. cuneata
                                               Prunus pumila var. depressa
                                               Prunus pumila var. pumila
                                               Prunus pumila var. susquehanae
                                             Prunus reverchonii
                                             Prunus rhamnoides
                                             Prunus rivularis
                                               Prunus rivularis var. pubescens
                                             Prunus rufula
                                             Prunus salicifolia
                                             Prunus salicina
                                               Prunus salicina var. mandshurica
                                             Prunus samydoides
                                             Prunus serotina
                                               Prunus serotina ssp. capuli
                                                     [Prunus serotina var. salicifolia]
                                               Prunus serotina ssp. eximia
                                               Prunus serotina ssp. hirsuta
                                               Prunus serotina ssp. serotina
                                               Prunus serotina ssp. virens
                                               Prunus serotina subsp. virens
                                               Prunus serotina var. alabamensis
                                               Prunus serotina var. eximia
                                               Prunus serotina var. rufula
                                                     [Prunus virens var. rufula]
                                               Prunus serotina var. serotina
                                               Prunus serotina var. virens
                                                     [Prunus virens]
                                             Prunus serrulata
                                             Prunus skutchii
                                             Prunus spinosa
                                             Prunus subcordata
                                               Prunus subcordata var. kelloggii
                                               Prunus subcordata var. oregana
                                               Prunus subcordata var. rubicunda
                                               Prunus subcordata var. subcordata
                                             Prunus subhirtella
                                             Prunus susquehanae
                                             Prunus tenella
                                             Prunus tetradenia
                                             Prunus texana
                                             Prunus tikalana
                                             Prunus tomentosa
                                                   [Cerasus tomentosa]
                                             Prunus triflora
                                             Prunus triloba
                                             Prunus umbellata
                                               Prunus umbellata var. injuncunda
                                               Prunus umbellata var. tarda
                                               Prunus umbellata var. umbellata
                                             Prunus ussuriensis
                                             Prunus valida
                                             Prunus virginiana
                                               Prunus virginiana var. demissa
                                                     [Prunus demissa]
                                                     [Prunus virginiana ssp. demissa]
                                               Prunus virginiana var. melanocarpa
                                                     [Padus melanocarpa]
                                                     [Padus virginiana ssp. melanocarpa]
                                                     [Prunus melanocarpa]
                                                     [Prunus virginiana ssp. melanocarpa]
                                               Prunus virginiana var. virginiana
                                             Prunus watsonii
                                             Prunus x domestica
                                               Prunus x domestica var. insititia
                                             Prunus x orthosepala
                                             Prunus x palmeri
                                             Prunus x slavinii
                                             Prunus x yedoensis
                                             Prunus zinggii
                                     Pseudocydonia
                                             Pseudocydonia sinensis
                                     Purpusia
                                     Purshia
                                             Purshia X subintegra
                                                   [Cowania subintegra]
                                                   [Purshia subintegra]
                                             Purshia ericifolia
                                             Purshia glandulosa
                                                   [Purshia tridentata var. glandulosa]
                                             Purshia mexicana
                                                   [Cowania mexicana var. dubia]
                                                   [Cowania mexicana]
                                             Purshia pinkavae
                                             Purshia plicata
                                                   [Cowania plicata]
                                             Purshia stansburyana
                                                   [Cowania alba]
                                                   [Cowania mexicana var. stansburiana]
                                                   [Cowania stansburiana]
                                                   [Purshia mexicana var. stansburiana]
                                                   [Purshia mexicana var. stansburyana]
                                                   [Purshia stansburiana]
                                             Purshia tridentata
                                                   [Purshia tridentata var. tridentata]
                                     Pyracantha
                                             Pyracantha angustifolia
                                             Pyracantha coccinea
                                                   [Cotoneaster pyracantha]
                                             Pyracantha crenulata
                                             Pyracantha fortuneana
                                                   [Pyracantha crenatiserrata]
                                                   [Pyracantha crenatoserrata]
                                             Pyracantha koidzumii
                                     Pyrus
                                             Pyrus alpina
                                             Pyrus americana
                                               Pyrus americana var. decora
                                             Pyrus angustifolia
                                               Pyrus angustifolia var. spinosa
                                             Pyrus aucuparia
                                             Pyrus baccata
                                             Pyrus bracteata
                                             Pyrus calleryana
                                             Pyrus communis
                                             Pyrus coronaria
                                               Pyrus coronaria var. dasycalyx
                                               Pyrus coronaria var. elongata
                                               Pyrus coronaria var. lancifolia
                                             Pyrus decora
                                               Pyrus decora var. groenlandica
                                             Pyrus fallax
                                             Pyrus floribunda
                                             Pyrus fusca
                                             Pyrus glaucescens
                                             Pyrus hybrida
                                             Pyrus ioensis
                                               Pyrus ioensis var. texana
                                             Pyrus kawakamii
                                             Pyrus lancifolia
                                             Pyrus melanocarpa
                                             Pyrus microcarpa
                                             Pyrus mixta
                                             Pyrus pashia
                                             Pyrus pinnatifida
                                             Pyrus prunifolia
                                             Pyrus pumila
                                             Pyrus pyrifolia
                                                   [Pyrus serotina]
                                             Pyrus rivularis
                                             Pyrus salicifolia
                                             Pyrus sieboldii
                                             Pyrus sitchensis
                                             Pyrus syriaca
                                             Pyrus ussuriensis
                                             Pyrus x arnoldiana
                                             Pyrus x jackii
                                             Pyrus x magdeburgensis
                                             Pyrus x micromalus
                                             Pyrus x platycarpa
                                             Pyrus x soulardii
                                             Pyrus zumi
                                     Raphiolepis
                                     Rhaphiolepis
                                             Rhaphiolepis indica
                                             Rhaphiolepis umbellata
                                     Rhodotypos
                                             Rhodotypos scandens
                                             Rhodotypos tetrapetalus
                                     Rosa
                                             Rosa abyssinica
                                             Rosa acicularis
                                               Rosa acicularis ssp. acicularis
                                               Rosa acicularis ssp. sayi
                                               Rosa acicularis var. bourgeauiana
                                               Rosa acicularis var. sayana
                                               Rosa acicularis var. sayi
                                             Rosa aciculata
                                             Rosa agrestis
                                             Rosa albertii
                                             Rosa alcea
                                             Rosa anatonensis
                                             Rosa arizonica
                                             Rosa arkansana
                                               Rosa arkansana var. arkansana
                                               Rosa arkansana var. suffulta
                                             Rosa arvensis
                                             Rosa bakeri
                                             Rosa banksiae
                                             Rosa beggeriana
                                             Rosa bella
                                             Rosa blanda
                                               Rosa blanda var. blanda
                                               Rosa blanda var. carpohispida
                                               Rosa blanda var. glabra
                                               Rosa blanda var. glandulosa
                                               Rosa blanda var. hispida
                                             Rosa bourgeauiana
                                             Rosa bracteata
                                             Rosa bridgesii
                                             Rosa brownii
                                             Rosa brunonii
                                             Rosa caeruleimontana
                                             Rosa californica
                                                   [Rosa aldersonii]
                                               Rosa californica var. ultramontana
                                             Rosa canina
                                               Rosa canina var. dumetorum
                                             Rosa carolina
                                               Rosa carolina var. carolina
                                               Rosa carolina var. deamii
                                               Rosa carolina var. glandulosa
                                               Rosa carolina var. grandiflora
                                               Rosa carolina var. lyonii
                                               Rosa carolina var. obovata
                                               Rosa carolina var. sabulosa
                                               Rosa carolina var. setigera
                                               Rosa carolina var. villosa
                                             Rosa cathayensis
                                             Rosa caudata
                                             Rosa centifolia
                                               Rosa centifolia var. cristata
                                               Rosa centifolia var. muscosa
                                             Rosa chinensis
                                             Rosa chrysocarpa
                                             Rosa cinnamomea
                                             Rosa collaris
                                             Rosa conjuncta
                                             Rosa copelandii
                                             Rosa corymbifera
                                             Rosa corymbiflora
                                             Rosa crenulata
                                             Rosa davidii
                                             Rosa davurica
                                             Rosa davyi
                                             Rosa dumalis
                                             Rosa dumetorum
                                             Rosa durandii
                                             Rosa ecae
                                             Rosa eglanteria
                                                   [Rosa rubiginosa]
                                             Rosa engelmannii
                                             Rosa fedtschenkoana
                                             Rosa ferruiginea
                                             Rosa floridana
                                             Rosa foetida
                                             Rosa foliolosa
                                             Rosa forrestiana
                                             Rosa gallica
                                               Rosa gallica var. gallica
                                               Rosa gallica var. officinalis
                                               Rosa gallica var. versicolor
                                             Rosa giraldii
                                             Rosa glutinosa
                                             Rosa granulata
                                             Rosa granulifera
                                             Rosa gratissima
                                             Rosa grosse-serrata
                                             Rosa gymnocarpa
                                               Rosa gymnocarpa var. pubescens
                                             Rosa helenae
                                             Rosa hemsleyana
                                             Rosa hirtula
                                             Rosa hugonis
                                             Rosa humilis
                                             Rosa ignota
                                             Rosa iliensis
                                             Rosa indica
                                             Rosa johannensis
                                             Rosa johnstonii
                                             Rosa jonesii
                                             Rosa jundzillii
                                             Rosa kokanica
                                             Rosa laevigata
                                             Rosa lancifolia
                                             Rosa laxa
                                             Rosa lucida
                                             Rosa lunellii
                                             Rosa lyonii
                                             Rosa macdougalii
                                             Rosa macrophylla
                                             Rosa majalis
                                             Rosa manca
                                             Rosa maracandica
                                             Rosa marretii
                                             Rosa maximowicziana
                                             Rosa megalantha
                                             Rosa mexicana
                                             Rosa micrantha
                                             Rosa minutifolia
                                             Rosa mirifica
                                             Rosa missouriensis
                                             Rosa mohavensis
                                             Rosa mollis
                                             Rosa montana
                                             Rosa moschata
                                             Rosa moyesii
                                               Rosa moyesii var. fargesii
                                             Rosa multibracteata
                                             Rosa multiflora
                                                   Rosa multiflora f. watsoniana
                                             Rosa muriculata
                                             Rosa myriadenia
                                             Rosa nitida
                                             Rosa nitidula
                                             Rosa nutkana
                                               Rosa nutkana var. alta
                                               Rosa nutkana var. hispida
                                               Rosa nutkana var. muriculata
                                               Rosa nutkana var. nutkana
                                               Rosa nutkana var. setosa
                                             Rosa obtusiuscula
                                             Rosa odorata
                                             Rosa oligocarpa
                                             Rosa omeiensis
                                             Rosa oreophila
                                             Rosa palmeri
                                             Rosa palustris
                                               Rosa palustris var. dasistema
                                             Rosa pandorana
                                             Rosa pendulina
                                             Rosa pimpinellifolia
                                             Rosa pinetorum
                                             Rosa piscatoria
                                             Rosa pisocarpa
                                               Rosa pisocarpa var. rivalis
                                             Rosa pomifera
                                             Rosa pouzinii
                                             Rosa pratincola
                                             Rosa prattii
                                             Rosa pringlei
                                             Rosa puberulenta
                                             Rosa pulverulenta
                                             Rosa rivalis
                                             Rosa rotundata
                                             Rosa rousseauiorum
                                             Rosa roxburghii
                                               Rosa roxburghii var. hirtula
                                             Rosa rubrifolia
                                             Rosa rudiuscula
                                             Rosa rugosa
                                                   Rosa rugosa f. alba
                                               Rosa rugosa var. albiflora
                                             Rosa rydbergii
                                             Rosa salictorum
                                             Rosa sancti-andreae
                                             Rosa sayi
                                             Rosa sempervirens
                                             Rosa serafinii
                                             Rosa sericea
                                               Rosa sericea ssp. omeiensis
                                             Rosa serrulata
                                             Rosa setigera
                                               Rosa setigera var. serena
                                               Rosa setigera var. setigera
                                               Rosa setigera var. tomentosa
                                             Rosa setipoda
                                             Rosa sherardii
                                             Rosa sibirica
                                             Rosa sicula
                                             Rosa sinowilsonii
                                             Rosa sonomensis
                                             Rosa soulieana
                                             Rosa spaldingii
                                               Rosa spaldingii var. alta
                                               Rosa spaldingii var. hispida
                                               Rosa spaldingii var. parkeri
                                             Rosa spinosissima
                                             Rosa spithamea
                                               Rosa spithamea var. solitaria
                                               Rosa spithamea var. sonomensis
                                               Rosa spithamea var. spithamea
                                             Rosa stellata
                                               Rosa stellata ssp. abyssa
                                                     [Rosa stellata var. abyssa]
                                               Rosa stellata ssp. mirifica
                                               Rosa stellata ssp. stellata
                                               Rosa stellata var. erlansoniae
                                               Rosa stellata var. mirifica
                                             Rosa subblanda
                                             Rosa subserrulata
                                             Rosa suffulta
                                               Rosa suffulta var. relicta
                                             Rosa sweginzowii
                                             Rosa texarkana
                                             Rosa tomentosa
                                               Rosa tomentosa var. globulosa
                                             Rosa tuschetica
                                             Rosa underwoodii
                                             Rosa villosa
                                               Rosa villosa ssp. mollis
                                             Rosa virginiana
                                               Rosa virginiana var. lamprophylla
                                               Rosa virginiana var. virginiana
                                             Rosa vosagiaca
                                             Rosa watsoniana
                                             Rosa webbiana
                                             Rosa wichuraiana
                                               Rosa wichuraiana var. poteriifolia
                                             Rosa williamsii
                                             Rosa willmottiae
                                             Rosa woodsii
                                               Rosa woodsii var. ertterae
                                               Rosa woodsii var. glabrata
                                               Rosa woodsii var. gratissima
                                               Rosa woodsii var. maderensis
                                               Rosa woodsii var. neomexicana
                                               Rosa woodsii var. ultramontana
                                                     [Rosa arizonica var. granulifera]
                                                     [Rosa covillei]
                                                     [Rosa lapwaiensis]
                                                     [Rosa pecosensis]
                                                     [Rosa ultramontana]
                                                     [Rosa woodsii ssp. ultramontana]
                                                     [Rosa woodsii var. arizonica]
                                                     [Rosa woodsii var. granulifera]
                                               Rosa woodsii var. woodsii
                                                     [Rosa adenosepala]
                                                     [Rosa fendleri]
                                                     [Rosa hypoleuca]
                                                     [Rosa macounii]
                                                     [Rosa neomexicana]
                                                     [Rosa standleyi]
                                                     [Rosa terrens]
                                                     [Rosa woodsii var. adenosepala]
                                                     [Rosa woodsii var. fendleri]
                                                     [Rosa woodsii var. hypoleuca]
                                                     [Rosa woodsii var. macounii]
                                             Rosa x alba
                                               Rosa x alba var. semiplena
                                             Rosa x anemonoides
                                             Rosa x bifera
                                             Rosa x borboniana
                                             Rosa x damascena
                                             Rosa x dulcissima
                                             Rosa x dumetorum
                                             Rosa x dupontii
                                             Rosa x harisonii
                                             Rosa x housei
                                             Rosa x iwara
                                             Rosa x kamtchatica
                                             Rosa x odorata
                                             Rosa x palustriformis
                                             Rosa x rehderiana
                                             Rosa x rudiuscula
                                             Rosa x waitziana
                                             Rosa xanthina
                                             Rosa yainacensis
                                     Rubacer
                                             Rubacer odoratus
                                     Rubus
                                             Rubus abactus
                                             Rubus abbrevians
                                             Rubus ablatus
                                             Rubus aboriginum
                                             Rubus acadiensis
                                             Rubus acaulis
                                             Rubus acer
                                               Rubus acer var. subacer
                                             Rubus acridens
                                             Rubus aculiferus
                                             Rubus adenotrichos
                                             Rubus adirondackensis
                                             Rubus adjacens
                                             Rubus agilis
                                             Rubus akermanii
                                             Rubus alacer
                                             Rubus alaskensis
                                             Rubus albescens
                                             Rubus aliceae
                                             Rubus alius
                                             Rubus allegheniensis
                                               Rubus allegheniensis var. allegheniensis
                                               Rubus allegheniensis var. gravesii
                                               Rubus allegheniensis var. neoscoticus
                                               Rubus allegheniensis var. plausus
                                               Rubus allegheniensis var. populifolius
                                             Rubus almus
                                             Rubus alter
                                             Rubus alumnus
                                             Rubus amabilis
                                             Rubus ambigens
                                             Rubus amicalis
                                             Rubus amnicola
                                             Rubus amplificatus
                                             Rubus andrewsianus
                                             Rubus angustifoliatus
                                             Rubus angustus
                                             Rubus apianus
                                             Rubus apogaeus
                                             Rubus apparatus
                                             Rubus aptatus
                                             Rubus arcticus
                                               Rubus arcticus ssp. acaulis
                                               Rubus arcticus ssp. arcticus
                                               Rubus arcticus ssp. stellatus
                                               Rubus arcticus var. acaulis
                                               Rubus arcticus var. pentaphylloides
                                               Rubus arcticus var. stellatus
                                             Rubus arcuans
                                             Rubus arenicola
                                             Rubus argutinus
                                             Rubus argutus
                                                   [Rubus abundiflorus]
                                                   [Rubus betulifolius]
                                                   [Rubus floridensis]
                                                   [Rubus floridus]
                                                   [Rubus incisifrons]
                                                   [Rubus louisianus]
                                                   [Rubus penetrans]
                                                   [Rubus rhodophyllus]
                                               Rubus argutus var. floridus
                                               Rubus argutus var. randii
                                             Rubus arizonensis
                                             Rubus arizonicus
                                             Rubus armatus
                                             Rubus armeniacus
                                             Rubus arrectus
                                             Rubus arundelanus
                                               Rubus arundelanus var. jeckylanus
                                             Rubus arvensis
                                             Rubus ascendens
                                             Rubus ashei
                                             Rubus associus
                                             Rubus attractus
                                             Rubus atwoodii
                                             Rubus audax
                                             Rubus auroralis
                                             Rubus austrinus
                                             Rubus avipes
                                             Rubus baileyanus
                                             Rubus barbarus
                                             Rubus bartonianus
                                             Rubus beadlei
                                             Rubus beatus
                                             Rubus bellobatus
                                             Rubus benneri
                                             Rubus bernardinus
                                             Rubus besseyi
                                             Rubus bicknellii
                                             Rubus biformispinus
                                             Rubus bifrons
                                             Rubus bigelovianus
                                             Rubus blakei
                                             Rubus blanchardianus
                                             Rubus bollianus
                                             Rubus bonus
                                             Rubus boottianus
                                             Rubus botruosus
                                             Rubus boyntonii
                                             Rubus bractealis
                                             Rubus bracteoliferus
                                             Rubus brainerdii
                                             Rubus bretonis
                                             Rubus brevipedalis
                                             Rubus burnhamii
                                             Rubus bushii
                                             Rubus cacaponensis
                                             Rubus caesius
                                             Rubus calycinoides
                                             Rubus campestris
                                             Rubus camurus
                                             Rubus canaanensis
                                             Rubus canadensis
                                               Rubus canadensis var. elegantulus
                                               Rubus canadensis var. imus
                                               Rubus canadensis var. roribaccus
                                             Rubus cardianus
                                             Rubus carpinifolius
                                             Rubus cathartium
                                             Rubus caudatisepalus
                                             Rubus cauliflorus
                                             Rubus celer
                                             Rubus census
                                             Rubus centralis
                                             Rubus chamaemorus
                                             Rubus chapmanii
                                             Rubus clair-brownii
                                             Rubus clandestinus
                                             Rubus clarus
                                             Rubus clausenii
                                             Rubus cockburnianus
                                             Rubus coloniatus
                                             Rubus columbianus
                                             Rubus complex
                                             Rubus compos
                                             Rubus conabilis
                                             Rubus conanictuensis
                                             Rubus conanicutensis
                                             Rubus concameratus
                                             Rubus condensiflorus
                                             Rubus condignus
                                             Rubus congruus
                                             Rubus connixus
                                             Rubus continentalis
                                             Rubus cordialis
                                             Rubus cordifrons
                                             Rubus corei
                                             Rubus coriifolius
                                             Rubus coronarius
                                             Rubus crataegifolius
                                             Rubus cubitans
                                             Rubus cuneifolius
                                               Rubus cuneifolius var. angustior
                                               Rubus cuneifolius var. austrifer
                                               Rubus cuneifolius var. spiniceps
                                               Rubus cuneifolius var. subellipticus
                                             Rubus cupressorum
                                             Rubus currulis
                                             Rubus curtipes
                                             Rubus darlingtonii
                                             Rubus davisiorum
                                             Rubus deamii
                                             Rubus deaneanus
                                             Rubus decor
                                             Rubus defectionis
                                             Rubus deliciosus
                                                   [Oreobatus deliciosus]
                                             Rubus demareanus
                                             Rubus densipubens
                                             Rubus densissimus
                                             Rubus depavitus
                                             Rubus difformis
                                             Rubus discolor
                                                   [Rubus procerus]
                                             Rubus discretus
                                             Rubus dissensus
                                             Rubus dissimilis
                                             Rubus dissitiflorus
                                             Rubus distinctus
                                             Rubus dives
                                             Rubus dixiensis
                                             Rubus duplaris
                                             Rubus eastwoodianus
                                             Rubus eflagellaris
                                             Rubus electus
                                             Rubus elegantulus
                                             Rubus ellipticus
                                               Rubus ellipticus var. ellipticus
                                               Rubus ellipticus var. obcordatus
                                             Rubus elongatus
                                             Rubus enslenii
                                             Rubus eriensis
                                             Rubus eriocarpa
                                             Rubus escatilis
                                             Rubus exemptus
                                             Rubus exeter
                                             Rubus exlex
                                             Rubus exsularis
                                             Rubus exutus
                                             Rubus facetus
                                             Rubus fandus
                                             Rubus fassettii
                                             Rubus fatuus
                                             Rubus fecundus
                                             Rubus felix
                                             Rubus fernaldianus
                                             Rubus fissidens
                                             Rubus flagellaris
                                               Rubus flagellaris var. almus
                                               Rubus flagellaris var. humifusus
                                               Rubus flagellaris var. occidualis
                                             Rubus flavinanus
                                             Rubus florenceae
                                             Rubus floricomus
                                             Rubus floriger
                                             Rubus florulentus
                                             Rubus foliaceus
                                             Rubus folioflorus
                                             Rubus forestalis
                                             Rubus franciscanus
                                             Rubus fraternalis
                                             Rubus frondisentis
                                             Rubus frondosus
                                             Rubus fructifer
                                             Rubus frustratus
                                             Rubus fruticosus
                                             Rubus fryei
                                             Rubus fulleri
                                             Rubus furtivus
                                             Rubus fuscus
                                             Rubus ganderi
                                             Rubus gattingeri
                                             Rubus geniculatus
                                             Rubus geoides
                                             Rubus geophilus
                                             Rubus georgianus
                                             Rubus glandicaulis
                                             Rubus glaucifolius
                                               Rubus glaucifolius ssp. ganderi
                                               Rubus glaucifolius var. ganderi
                                               Rubus glaucifolius var. glaucifolius
                                             Rubus glaucus
                                             Rubus gnarus
                                             Rubus gordonii
                                             Rubus grandidens
                                             Rubus greeneanus
                                             Rubus grimesii
                                             Rubus griseus
                                             Rubus groutianus
                                             Rubus gulosus
                                             Rubus hancinianus
                                             Rubus hanesii
                                             Rubus harmonicus
                                             Rubus harperi
                                             Rubus hawaiensis
                                               Rubus hawaiensis var. inermis
                                             Rubus hayata-koidzumii
                                             Rubus heterogeneous
                                             Rubus heterophyllus
                                             Rubus hispidoides
                                             Rubus hispidus
                                               Rubus hispidus var. blanchardianus
                                               Rubus hispidus var. cupulifer
                                               Rubus hispidus var. obovalis
                                               Rubus hispidus var. suberectus
                                             Rubus honorus
                                             Rubus housei
                                             Rubus humei
                                             Rubus humilior
                                             Rubus humistratus
                                             Rubus huttonii
                                             Rubus hypolasius
                                             Rubus ictus
                                             Rubus idaeus
                                               Rubus idaeus ssp. idaeus
                                               Rubus idaeus ssp. strigosus
                                                     [Rubus carolinianus]
                                                     [Rubus idaeus ssp. melanolasius]
                                                     [Rubus idaeus ssp. sachalinensis]
                                                     [Rubus idaeus var. aculeatissimus]
                                                     [Rubus idaeus var. canadensis]
                                                     [Rubus idaeus var. gracilipes]
                                                     [Rubus idaeus var. melanolasius]
                                                     [Rubus idaeus var. melanotrachys]
                                                     [Rubus idaeus var. strigosus]
                                                     [Rubus melanolasius]
                                                     [Rubus neglectus]
                                                     [Rubus strigosus var. acalyphaceus]
                                                     [Rubus strigosus var. arizonicus]
                                                     [Rubus strigosus var. canadensis]
                                                     [Rubus strigosus]
                                               Rubus idaeus var. caudatus
                                               Rubus idaeus var. egglestonii
                                               Rubus idaeus var. eucyclus
                                               Rubus idaeus var. heterolasius
                                               Rubus idaeus var. peramoenus
                                             Rubus ignarus
                                             Rubus illecebrosus
                                             Rubus illustris
                                             Rubus immanis
                                             Rubus impar
                                             Rubus imperiorum
                                             Rubus impos
                                             Rubus incisus
                                             Rubus inclinis
                                             Rubus independens
                                             Rubus indianensis
                                             Rubus inferior
                                             Rubus iniens
                                             Rubus injunctus
                                             Rubus inobvius
                                             Rubus insons
                                             Rubus insulanus
                                             Rubus interioris
                                             Rubus invisus
                                             Rubus irregularis
                                             Rubus ithacanus
                                             Rubus jacens
                                               Rubus jacens var. specialis
                                             Rubus jactus
                                             Rubus janssonii
                                             Rubus jaysmithii
                                               Rubus jaysmithii var. angustior
                                             Rubus jejunus
                                             Rubus jennisonii
                                             Rubus jugosus
                                             Rubus junceus
                                             Rubus junior
                                             Rubus kalamazoensis
                                             Rubus kansanus
                                             Rubus kelloggii
                                             Rubus kennedyanus
                                             Rubus kentuckiensis
                                             Rubus laciniatus
                                             Rubus laetabilis
                                             Rubus laevior
                                             Rubus largus
                                             Rubus lasiocarpus
                                             Rubus lasiococcus
                                             Rubus lassus
                                             Rubus latens
                                             Rubus latifoliolus
                                             Rubus laudatus
                                             Rubus lawrencei
                                             Rubus leggii
                                             Rubus lepagei
                                             Rubus leucanthus
                                             Rubus leucodermis
                                               Rubus leucodermis ssp. bernardinus
                                               Rubus leucodermis var. bernardinus
                                               Rubus leucodermis var. leucodermis
                                                     [Rubus occidentalis var. leucodermis]
                                               Rubus leucodermis var. nigerrimus
                                               Rubus leucodermis var. trinitatis
                                             Rubus leviculus
                                             Rubus libratus
                                             Rubus licens
                                             Rubus licitus
                                             Rubus liebmannii
                                             Rubus limulus
                                             Rubus linkianus
                                             Rubus litoreus
                                             Rubus localis
                                             Rubus loganobaccus
                                             Rubus longii
                                             Rubus longipes
                                             Rubus longissimus
                                             Rubus lucidus
                                             Rubus lundelliorum
                                             Rubus macdanielsii
                                             Rubus macraei
                                             Rubus macropetalus
                                             Rubus macrophyllus
                                             Rubus macvaughii
                                             Rubus magniflorus
                                             Rubus mainensis
                                             Rubus maltei
                                             Rubus malus
                                             Rubus maniseesensis
                                             Rubus marilandicus
                                             Rubus masseyi
                                             Rubus mediocris
                                             Rubus meracus
                                             Rubus michiganensis
                                             Rubus millspaughii
                                             Rubus minnesotanus
                                             Rubus miriflorus
                                             Rubus mirus
                                             Rubus miscix
                                             Rubus mississippianus
                                             Rubus missouricus
                                             Rubus mollior
                                             Rubus moluccanus
                                             Rubus monongaliensis
                                             Rubus montensis
                                               Rubus montensis var. superior
                                             Rubus montpelierensis
                                             Rubus multifer
                                             Rubus multiformis
                                             Rubus multilicius
                                             Rubus multispinus
                                             Rubus mundus
                                             Rubus navus
                                             Rubus nefrens
                                             Rubus neo-mexicanus
                                             Rubus neomexicanus
                                                   [Oreobatus deliciosus ssp. neomexicanus]
                                                   [Rubus exrubicundus]
                                             Rubus neonefrens
                                             Rubus nescius
                                             Rubus nessianus
                                             Rubus nigerrimus
                                             Rubus nigricans
                                             Rubus nigrobaccus
                                             Rubus nivalis
                                             Rubus niveus
                                             Rubus nocivus
                                             Rubus notatus
                                               Rubus notatus var. boreus
                                               Rubus notatus var. ortus
                                             Rubus novanglicus
                                             Rubus noveboracus
                                             Rubus novocaesarius
                                             Rubus nuperus
                                             Rubus nutkanus
                                             Rubus obsessus
                                               Rubus obsessus var. unilaris
                                             Rubus obvius
                                             Rubus occidentalis
                                               Rubus occidentalis var. pallidus
                                             Rubus occidualis
                                             Rubus occultus
                                             Rubus odoratus
                                               Rubus odoratus var. columbianus
                                               Rubus odoratus var. odoratus
                                             Rubus offectus
                                             Rubus okeechobeus
                                             Rubus oklahomus
                                             Rubus oligospermus
                                             Rubus onustus
                                             Rubus oppositus
                                             Rubus orarius
                                             Rubus orbicularis
                                             Rubus oriens
                                             Rubus originalis
                                             Rubus ortivus
                                             Rubus ostryifolius
                                             Rubus ozarkensis
                                             Rubus paganus
                                             Rubus palmeri
                                             Rubus paludivagus
                                             Rubus par
                                             Rubus parcifrondifer
                                             Rubus parlinii
                                             Rubus particeps
                                             Rubus particularis
                                             Rubus parviflorus
                                               Rubus parviflorus ssp. velutinus
                                               Rubus parviflorus var. parviflorus
                                                     [Rubacer parviflorus]
                                                     [Rubus parviflorus var. bifarius]
                                                     [Rubus parviflorus var. grandiflorus]
                                                     [Rubus parviflorus var. heteradenius]
                                                     [Rubus parviflorus var. hypomalacus]
                                                     [Rubus parviflorus var. parvifolius]
                                               Rubus parviflorus var. velutinus
                                             Rubus pascuus
                                             Rubus paulus
                                             Rubus pauper
                                             Rubus pauperrimus
                                             Rubus pauxillus
                                             Rubus peculiaris
                                             Rubus pedatus
                                             Rubus pennus
                                             Rubus pensilvanicus
                                               Rubus pensilvanicus var. frondosus
                                             Rubus peracer
                                             Rubus perdebilis
                                             Rubus perfoliosus
                                             Rubus pergratus
                                               Rubus pergratus var. terrae-novae
                                             Rubus perinvisus
                                             Rubus permixtus
                                             Rubus pernagaeus
                                             Rubus perpauper
                                             Rubus persistens
                                             Rubus perspicuus
                                             Rubus pervarius
                                             Rubus philadelphicus
                                             Rubus phoenicolasius
                                             Rubus pityophilus
                                             Rubus plexus
                                             Rubus plicatifolius
                                             Rubus pluralis
                                             Rubus plus
                                             Rubus pohlii
                                             Rubus polulus
                                             Rubus polybotrys
                                             Rubus porteri
                                             Rubus positivus
                                             Rubus potis
                                             Rubus praepes
                                             Rubus pratensis
                                             Rubus prestonensis
                                             Rubus pringlei
                                             Rubus prior
                                             Rubus probabilis
                                             Rubus probativus
                                             Rubus problematicus
                                             Rubus probus
                                             Rubus procumbens
                                             Rubus profusiflorus
                                             Rubus pronus
                                             Rubus proprius
                                             Rubus prosper
                                             Rubus provincialis
                                             Rubus pubescens
                                               Rubus pubescens var. alaskensis
                                               Rubus pubescens var. paracaulis
                                               Rubus pubescens var. pilosifolius
                                               Rubus pubescens var. pubescens
                                                     [Cylactis pubescens]
                                                     [Rubus triflorus]
                                             Rubus pubifolius
                                             Rubus pudens
                                             Rubus pugnax
                                             Rubus pulchriflorus
                                             Rubus pumilus
                                             Rubus putus
                                             Rubus quebecensis
                                             Rubus racemiger
                                             Rubus ramifer
                                             Rubus randii
                                             Rubus randolphiorum
                                             Rubus rappii
                                             Rubus ravus
                                             Rubus recurvans
                                               Rubus recurvans var. subrecurvans
                                             Rubus recurvicaulis
                                               Rubus recurvicaulis var. armatus
                                               Rubus recurvicaulis var. inarmatus
                                             Rubus redundans
                                             Rubus regionalis
                                             Rubus repens
                                             Rubus reravus
                                             Rubus rhodinsulanus
                                             Rubus ribes
                                             Rubus ricei
                                             Rubus riograndis
                                             Rubus rixosus
                                             Rubus roribaccus
                                             Rubus rosa
                                             Rubus rosaefolius
                                             Rubus rosagnetis
                                             Rubus rosarius
                                             Rubus rosendahlii
                                             Rubus rosifolius
                                             Rubus rossbergianus
                                             Rubus rotundior
                                             Rubus rowleei
                                             Rubus rubrisetus
                                             Rubus rudis
                                             Rubus russeus
                                             Rubus rydbergianus
                                             Rubus saepescandens
                                             Rubus sailori
                                             Rubus saltuensis
                                             Rubus sanfordii
                                             Rubus satis
                                             Rubus sativus
                                             Rubus saxatilis
                                             Rubus scambens
                                             Rubus sceleratus
                                             Rubus schiedeanus
                                             Rubus schneckii
                                             Rubus schneideri
                                             Rubus schoolcraftianus
                                             Rubus scibilis
                                             Rubus scolocaulon
                                             Rubus scopulorum
                                             Rubus segnis
                                             Rubus sejunctus
                                             Rubus semierectus
                                             Rubus semisetosus
                                               Rubus semisetosus var. wheeleri
                                             Rubus sempervirens
                                             Rubus senilis
                                             Rubus separ
                                             Rubus serenus
                                             Rubus serissimus
                                             Rubus sertatus
                                             Rubus setospinosus
                                             Rubus setosus
                                             Rubus severus
                                             Rubus sewardianus
                                             Rubus sharpii
                                             Rubus sieboldii
                                             Rubus sierrae
                                             Rubus signatus
                                             Rubus significans
                                             Rubus singulus
                                             Rubus sirbenus
                                             Rubus sons
                                             Rubus spectabilis
                                               Rubus spectabilis var. franciscanus
                                               Rubus spectabilis var. menziesii
                                               Rubus spectabilis var. spectabilis
                                             Rubus spectatus
                                             Rubus spiculosus
                                             Rubus steelei
                                             Rubus stellatus
                                             Rubus stipulatus
                                             Rubus subinnoxius
                                             Rubus subsolanus
                                             Rubus subtentus
                                             Rubus subtractus
                                             Rubus subuniflorus
                                             Rubus summotus
                                             Rubus superioris
                                             Rubus suus
                                             Rubus tallahasseanus
                                             Rubus tantulus
                                             Rubus tardatus
                                             Rubus tectus
                                             Rubus temerarius
                                             Rubus tennesseeanus
                                             Rubus tenuicaulis
                                             Rubus terraltanus
                                             Rubus tetricus
                                             Rubus texanus
                                             Rubus tholiformis
                                             Rubus thyrsoides
                                             Rubus tomentosus
                                               Rubus tomentosus var. canescens
                                               Rubus tomentosus var. tomentosus
                                             Rubus tracyi
                                             Rubus trifrons
                                               Rubus trifrons var. pudens
                                             Rubus trilobus
                                             Rubus triphyllus
                                             Rubus trivialis
                                               Rubus trivialis var. duplaris
                                               Rubus trivialis var. serosus
                                             Rubus trux
                                             Rubus tumularis
                                             Rubus tygartensis
                                             Rubus uber
                                             Rubus ucetanus
                                             Rubus udus
                                             Rubus uliginosus
                                             Rubus ulmifolius
                                               Rubus ulmifolius var. inermis
                                               Rubus ulmifolius var. ulmifolius
                                             Rubus ulterior
                                             Rubus unanimus
                                             Rubus uncus
                                             Rubus uniflorifer
                                             Rubus uniformis
                                             Rubus uniquus
                                             Rubus univocus
                                             Rubus urbanianus
                                             Rubus ursinus
                                               Rubus ursinus ssp. macropetalus
                                               Rubus ursinus ssp. ursinus
                                               Rubus ursinus var. macropetalus
                                               Rubus ursinus var. sirbenus
                                             Rubus usus
                                             Rubus uvidus
                                             Rubus vagulus
                                             Rubus vagus
                                             Rubus valentulus
                                             Rubus variispinus
                                             Rubus varus
                                             Rubus vegrandis
                                             Rubus velox
                                             Rubus vermontanus
                                               Rubus vermontanus var. ortivus
                                               Rubus vermontanus var. viridiflorus
                                             Rubus vestitus
                                             Rubus victorinii
                                             Rubus vigilis
                                             Rubus vigoratus
                                             Rubus villosus
                                             Rubus virginianus
                                             Rubus viridifrons
                                             Rubus virilis
                                             Rubus vitifolius
                                               Rubus vitifolius ssp. ursinus
                                               Rubus vitifolius var. eastwoodianus
                                               Rubus vitifolius var. titanus
                                               Rubus vitifolius var. vitifolius
                                             Rubus vixalacer
                                             Rubus vixargutus
                                             Rubus vulgaris
                                             Rubus wahlii
                                             Rubus whartoniae
                                             Rubus wheeleri
                                             Rubus wiegandii
                                             Rubus wisconsinensis
                                             Rubus x paracaulis
                                             Rubus xanthocarpus
                                             Rubus zapulutus
                                             Rubus zoae
                                     Sanguisorba
                                             Sanguisorba agrimonoides
                                             Sanguisorba albanica
                                             Sanguisorba annua
                                                   [Poteridium annuum]
                                                   [Sanguisorba occidentalis]
                                             Sanguisorba canadensis
                                               Sanguisorba canadensis ssp. latifolia
                                               Sanguisorba canadensis var. latifolia
                                             Sanguisorba hybrida
                                             Sanguisorba menziesii
                                             Sanguisorba microcephala
                                             Sanguisorba minor
                                               Sanguisorba minor ssp. balearica
                                               Sanguisorba minor ssp. magnolii
                                               Sanguisorba minor ssp. muricata
                                                     [Poterium polygamum]
                                                     [Poterium sanguisorba]
                                             Sanguisorba officinalis
                                               Sanguisorba officinalis ssp. microcephala
                                               Sanguisorba officinalis var. polygama
                                             Sanguisorba sitchensis
                                             Sanguisorba stipulata
                                             Sanguisorba tenuifolia
                                               Sanguisorba tenuifolia var. alba
                                     Sarcopoterium
                                             Sarcopoterium spinosum
                                     Schizonotus
                                             Schizonotus sorbifolius
                                     Sericotheca
                                             Sericotheca concolor
                                             Sericotheca dumosa
                                             Sericotheca franciscana
                                             Sericotheca glabrescens
                                             Sericotheca obovata
                                     Sibbaldia
                                             Sibbaldia cuneata
                                             Sibbaldia procumbens
                                                   [Potentilla sibbaldii]
                                     Sibbaldiopsis
                                             Sibbaldiopsis tridentata
                                                   [Potentilla tridentata]
                                     Sieversia
                                           [Ophiocaryon]
                                             Sieversia campanulata
                                             Sieversia canescens
                                             Sieversia peckii
                                             Sieversia pentapetala
                                             Sieversia radiata
                                             Sieversia triflora
                                             Sieversia turbinata
                                             Sieversia x macrantha
                                     Sorbaria
                                             Sorbaria arborea
                                             Sorbaria kirilowii
                                             Sorbaria sorbifolia
                                               Sorbaria sorbifolia var. stellipila
                                             Sorbaria tomentosa
                                     Sorbaronia
                                     Sorbus
                                             Sorbus airia
                                             Sorbus alnifolia
                                             Sorbus alpina
                                             Sorbus americana
                                             Sorbus aria
                                             Sorbus aucuparia
                                               Sorbus aucuparia var. xanthocarpa
                                             Sorbus californica
                                             Sorbus cascadensis
                                             Sorbus commixta
                                             Sorbus decora
                                               Sorbus decora var. groenlandica
                                             Sorbus domestica
                                             Sorbus dumosa
                                             Sorbus granulosa
                                             Sorbus groenlandica
                                             Sorbus hybrida
                                             Sorbus kusnetzovii
                                             Sorbus melanocarpa
                                             Sorbus occidentalis
                                             Sorbus pinnatifida
                                             Sorbus sambucifolia
                                                   [Pyrus sambucifolia]
                                             Sorbus sargentii
                                             Sorbus scopulina
                                               Sorbus scopulina var. cascadensis
                                               Sorbus scopulina var. scopulina
                                             Sorbus sitchensis
                                               Sorbus sitchensis ssp. californica
                                               Sorbus sitchensis ssp. grayi
                                               Sorbus sitchensis var. grayi
                                               Sorbus sitchensis var. sitchensis
                                               Sorbus sitchensis var. densa
                                             Sorbus sorbifolia
                                             Sorbus tamamschjanae
                                             Sorbus tianschanica
                                             Sorbus torminalis
                                             Sorbus x thuringiaca
                                     Spiraea
                                             Spiraea alba
                                               Spiraea alba var. alba
                                               Spiraea alba var. latifolia
                                               Spiraea alba var. septentrionalis
                                             Spiraea albiflora
                                             Spiraea arbuscula
                                             Spiraea aruncus
                                             Spiraea beauverdiana
                                               Spiraea beauverdiana var. stevenii
                                             Spiraea betulifolia
                                               Spiraea betulifolia ssp. corymbosa
                                               Spiraea betulifolia ssp. lucida
                                               Spiraea betulifolia var. corymbosa
                                               Spiraea betulifolia var. lucida
                                               Spiraea betulifolia var. rosea
                                             Spiraea bullata
                                             Spiraea cantoniensis
                                             Spiraea chamaedryfolia
                                               Spiraea chamaedryfolia var. chamaedryfolia
                                               Spiraea chamaedryfolia var. ulmifolia
                                             Spiraea corymbosa
                                             Spiraea densiflora
                                               Spiraea densiflora ssp. splendens
                                               Spiraea densiflora var. splendens
                                             Spiraea douglasii
                                               Spiraea douglasii ssp. menziesii
                                               Spiraea douglasii var. douglasii
                                               Spiraea douglasii var. menziesii
                                               Spiraea douglasii var. roseata
                                             Spiraea flexuosa
                                             Spiraea gemmata
                                             Spiraea helleri
                                             Spiraea hendersonii
                                             Spiraea hitchcockii
                                             Spiraea hypericifolia
                                             Spiraea japonica
                                               Spiraea japonica var. alpina
                                               Spiraea japonica var. bullata
                                               Spiraea japonica var. fortunei
                                             Spiraea latifolia
                                               Spiraea latifolia var. septentrionalis
                                             Spiraea lobata
                                             Spiraea lucida
                                             Spiraea media
                                             Spiraea menziesii
                                             Spiraea millefolium
                                             Spiraea nipponica
                                                   Spiraea nipponica f. rotundifolia
                                             Spiraea opulifolia
                                             Spiraea pectinata
                                             Spiraea prunifolia
                                               Spiraea prunifolia var. plena
                                             Spiraea salicifolia
                                             Spiraea sargentiana
                                             Spiraea septentrionalis
                                             Spiraea sorbifolia
                                             Spiraea splendens
                                               Spiraea splendens var. rosea
                                               Spiraea splendens var. splendens
                                             Spiraea stevenii
                                             Spiraea subvillosa
                                             Spiraea thunbergii
                                             Spiraea tomentosa
                                               Spiraea tomentosa var. rosea
                                               Spiraea tomentosa var. tomentosa
                                             Spiraea tomentulosa
                                             Spiraea trichocarpa
                                             Spiraea trilobata
                                             Spiraea ulmaria
                                             Spiraea vanhouttei
                                             Spiraea virginiana
                                               Spiraea virginiana var. serrulata
                                             Spiraea wilsonii
                                             Spiraea x arguta
                                             Spiraea x billiardii
                                             Spiraea x bumalda
                                             Spiraea x hitchcockii
                                             Spiraea x pyramidata
                                             Spiraea x subcanescens
                                             Spiraea x vanhouttei
                                     Spiraeanthus
                                             Spiraeanthus cordifolia
                                     Stephanandra
                                             Stephanandra incisa
                                     Stranvaesia
                                             Stranvaesia niitakayamensis
                                             Stranvaesia nussia
                                     Stylypus
                                             Stylypus vernus
                                     Tetraglochin
                                             Tetraglochin alatum
                                             Tetraglochin ameghinoi
                                     Vauquelinia
                                             Vauquelinia angustifolia
                                             Vauquelinia australis
                                             Vauquelinia californica
                                               Vauquelinia californica ssp. californica
                                                     [Spiraea californica]
                                               Vauquelinia californica ssp. pauciflora
                                                     [Vauquelinia pauciflora]
                                               Vauquelinia californica ssp. retherfordii
                                               Vauquelinia californica ssp. sonorensis
                                             Vauquelinia corymbosa
                                               Vauquelinia corymbosa ssp. angustifolia
                                               Vauquelinia corymbosa ssp. heterodon
                                               Vauquelinia corymbosa ssp. karwinskyi
                                               Vauquelinia corymbosa ssp. saltilloensis
                                             Vauquelinia latifolia
                                             Vauquelinia retherfordii
                                             Vauquelinia torreyi
                                     Waldsteinia
                                             Waldsteinia doniana
                                             Waldsteinia fragarioides
                                               Waldsteinia fragarioides ssp. doniana
                                               Waldsteinia fragarioides ssp. fragarioides
                                               Waldsteinia fragarioides var. parviflora
                                             Waldsteinia idahoensis
                                             Waldsteinia lobata
                                             Waldsteinia parviflora
                                             Waldsteinia pendula
                                     x Amelasorbus
                                             x Amelasorbus jackii
                                     x Sorbaronia
                                             x Sorbaronia alpina
                                             x Sorbaronia arsenii
                                             x Sorbaronia fallax
                                             x Sorbaronia hybrida
                                             x Sorbaronia jackii
                                             x Sorbaronia sorbifolia

Problematic Rooting (10810)
                                               Dasiphora fruticosa var. monticola

Problematic Rooting (16063)
                                               Spiraea caespitosa var. elatior