Taxon Search
  Plantae
      Magnoliophyta
             [Angiospermae]
         Eudicots
             Core Eudicots
                    Saxifragales
                            Saxifragaceae
                                    Antiphylla
                                            Antiphylla oppositifolia
                                    Astilbe
                                            Astilbe biternata
                                            Astilbe crenatiloba
                                            Astilbe japonica
                                    Bensonia
                                            Bensonia oregona
                                    Bensoniella
                                            Bensoniella oregana
                                            Bensoniella oregona
                                    Bergenia
                                            Bergenia ciliata
                                            Bergenia crassifolia
                                                   [Bergenia cordifolia]
                                    Bolandra
                                            Bolandra californica
                                            Bolandra oregana
                                              Bolandra oregana var. imnahaensis
                                    Boykinia
                                            Boykinia aconitifolia
                                            Boykinia elata
                                            Boykinia heucheriformis
                                                   [Boykinia jamesii var. heucheriformis]
                                            Boykinia intermedia
                                            Boykinia major
                                              Boykinia major var. intermedia
                                            Boykinia occidentalis
                                            Boykinia purpusii
                                            Boykinia ranunculifolia
                                            Boykinia richardsonii
                                            Boykinia rotundifolia
                                            Boykinia turbinata
                                            Boykinia vancouverensis
                                    Cascadia
                                            Cascadia nuttallii
                                    Chondrosea
                                            Chondrosea paniculata
                                              Chondrosea paniculata ssp. neogaea
                                    Chrysosplenium
                                            Chrysosplenium alternifolium
                                              Chrysosplenium alternifolium ssp. iowense
                                              Chrysosplenium alternifolium ssp. tetrandrum
                                              Chrysosplenium alternifolium var. iowense
                                              Chrysosplenium alternifolium var. sibiricum
                                              Chrysosplenium alternifolium var. tetrandrum
                                            Chrysosplenium americanum
                                            Chrysosplenium beringianum
                                            Chrysosplenium glechomifolium
                                            Chrysosplenium iowense
                                            Chrysosplenium rosendahlii
                                            Chrysosplenium tetrandrum
                                            Chrysosplenium wrightii
                                              Chrysosplenium wrightii var. beringianum
                                              Chrysosplenium wrightii var. wrightii
                                    Ciliaria
                                            Ciliaria austromontana
                                            Ciliaria funstonii
                                            Ciliaria vespertina
                                    Conimitella
                                            Conimitella williamsii
                                    Cornidia
                                    Darmera
                                            Darmera peltata
                                    Elmera
                                            Elmera racemosa
                                              Elmera racemosa var. puberulenta
                                              Elmera racemosa var. racemosa
                                    Hemieva
                                            Hemieva ranunculifolia
                                    Heterisia
                                            Heterisia eastwoodiae
                                    Heuchera
                                            Heuchera abramsii
                                            Heuchera aceroides
                                            Heuchera alba
                                            Heuchera alpestris
                                            Heuchera americana
                                              Heuchera americana var. americana
                                              Heuchera americana var. brevipetala
                                              Heuchera americana var. calycosa
                                              Heuchera americana var. caroliniana
                                              Heuchera americana var. heteradenia
                                              Heuchera americana var. hirsuticaulis
                                              Heuchera americana var. hispida
                                              Heuchera americana var. interior
                                              Heuchera americana var. subtruncata
                                            Heuchera amoena
                                            Heuchera arkansana
                                            Heuchera bracteata
                                            Heuchera brevistaminea
                                            Heuchera caespitosa
                                            Heuchera calycosa
                                            Heuchera caroliniana
                                            Heuchera cespitosa
                                            Heuchera chlorantha
                                            Heuchera crinita
                                            Heuchera curtisii
                                              Heuchera curtisii var. crenata
                                            Heuchera cusickii
                                            Heuchera cylindrica
                                              Heuchera cylindrica var. alpina
                                              Heuchera cylindrica var. cylindrica
                                              Heuchera cylindrica var. glabella
                                              Heuchera cylindrica var. orbicularis
                                              Heuchera cylindrica var. ovalifolia
                                              Heuchera cylindrica var. septentrionalis
                                              Heuchera cylindrica var. suksdorfii
                                            Heuchera diversifolia
                                            Heuchera duranii
                                            Heuchera eastwoodiae
                                            Heuchera elegans
                                            Heuchera flabellifolia
                                              Heuchera flabellifolia var. flabellifolia
                                              Heuchera flabellifolia var. subsecta
                                            Heuchera flavescens
                                            Heuchera glabella
                                            Heuchera glabra
                                            Heuchera glomerulata
                                            Heuchera gracilis
                                            Heuchera grossulariifolia
                                              Heuchera grossulariifolia var. grossulariifolia
                                              Heuchera grossulariifolia var. tenuifolia
                                            Heuchera hallii
                                            Heuchera hirsuta
                                            Heuchera hirsuticaulis
                                            Heuchera hirsutissima
                                            Heuchera hispida
                                            Heuchera lancipetala
                                            Heuchera lithophila
                                            Heuchera longiflora
                                              Heuchera longiflora var. aceroides
                                            Heuchera longipetala
                                            Heuchera macrorhiza
                                            Heuchera maxima
                                            Heuchera merriami
                                            Heuchera merriamii
                                            Heuchera mexicana
                                            Heuchera micrantha
                                              Heuchera micrantha var. diversifolia
                                              Heuchera micrantha var. erubescens
                                              Heuchera micrantha var. hartwegii
                                              Heuchera micrantha var. macropetala
                                              Heuchera micrantha var. micrantha
                                              Heuchera micrantha var. pacifica
                                              Heuchera micrantha var. typica
                                            Heuchera missouriensis
                                            Heuchera nana
                                            Heuchera nivalis
                                            Heuchera nova-mexicana
                                            Heuchera novamexicana
                                            Heuchera novomexicana
                                            Heuchera ovalifolia
                                              Heuchera ovalifolia var. orbicularis
                                              Heuchera ovalifolia var. thompsonii
                                            Heuchera parishii
                                            Heuchera parviflora
                                              Heuchera parviflora var. parviflora
                                              Heuchera parviflora var. puberula
                                              Heuchera parviflora var. rugelii
                                            Heuchera parvifolia
                                              Heuchera parvifolia var. arizonica
                                              Heuchera parvifolia var. dissecta
                                              Heuchera parvifolia var. flavescens
                                              Heuchera parvifolia var. major
                                              Heuchera parvifolia var. microcarpa
                                              Heuchera parvifolia var. nivalis
                                              Heuchera parvifolia var. parvifolia
                                              Heuchera parvifolia var. typica
                                              Heuchera parvifolia var. utahensis
                                            Heuchera pilosissima
                                              Heuchera pilosissima var. hemisphaerica
                                              Heuchera pilosissima var. pilosissima
                                            Heuchera pringlei
                                            Heuchera puberula
                                            Heuchera pubescens
                                              Heuchera pubescens var. brachyandra
                                            Heuchera pulchella
                                            Heuchera pulchra
                                            Heuchera racemosa
                                            Heuchera richardsonii
                                              Heuchera richardsonii var. affinis
                                              Heuchera richardsonii var. grayana
                                              Heuchera richardsonii var. hispidior
                                            Heuchera rubescens
                                              Heuchera rubescens var. alpicola
                                              Heuchera rubescens var. glandulosa
                                              Heuchera rubescens var. nana
                                              Heuchera rubescens var. pachypoda
                                              Heuchera rubescens var. pringlei
                                              Heuchera rubescens var. rubescens
                                              Heuchera rubescens var. rydbergiana
                                              Heuchera rubescens var. truncata
                                              Heuchera rubescens var. typica
                                              Heuchera rubescens var. versicolor
                                                     [Heuchera leptomeria var. peninsularis]
                                                     [Heuchera leptomeria]
                                                     [Heuchera versicolor var. leptomeria]
                                                     [Heuchera versicolor]
                                              Heuchera rubescens var. abramsii
                                              Heuchera rubescens var. parishii
                                            Heuchera sanguinea
                                              Heuchera sanguinea var. pulchra
                                              Heuchera sanguinea var. sanguinea
                                            Heuchera saxicola
                                            Heuchera scabra
                                            Heuchera sitgreavesii
                                            Heuchera suksdorfii
                                            Heuchera tenuifolia
                                            Heuchera townsendii
                                            Heuchera utahensis
                                            Heuchera villosa
                                              Heuchera villosa var. arkansana
                                              Heuchera villosa var. intermedia
                                              Heuchera villosa var. macrorhiza
                                              Heuchera villosa var. villosa
                                            Heuchera woodsiaphila
                                            Heuchera wootonii
                                            Heuchera x cuneata
                                    Hirculus
                                            Hirculus platysepalus
                                            Hirculus prorepens
                                            Hirculus serpyllifolius
                                    Hydatica
                                            Hydatica foliolosa
                                            Hydatica petiolaris
                                    Jepsonia
                                            Jepsonia heterandra
                                            Jepsonia malvifolia
                                            Jepsonia parryi
                                    Leptarrhena
                                            Leptarrhena pyrolifolia
                                    Leptasea
                                            Leptasea aizoides
                                            Leptasea hirculus
                                            Leptasea tricuspidata
                                    Limnobotrya
                                            Limnobotrya lacustris
                                    Lithophragma
                                            Lithophragma affine
                                              Lithophragma affine ssp. affine
                                              Lithophragma affine ssp. mixtum
                                            Lithophragma affinis
                                            Lithophragma australis
                                            Lithophragma austromontana
                                            Lithophragma bolanderi
                                            Lithophragma bulbifera
                                            Lithophragma campanulatum
                                            Lithophragma catalinae
                                            Lithophragma cymbalaria
                                            Lithophragma glabrum
                                                   [Lithophragma bulbiferum]
                                                   [Lithophragma glabrum var. bulbiferum]
                                                   [Lithophragma glabrum var. ramulosum]
                                            Lithophragma heterophylla
                                            Lithophragma heterophyllum
                                              Lithophragma heterophyllum var. campanulatum
                                            Lithophragma intermedia
                                            Lithophragma maximum
                                            Lithophragma parviflorum
                                              Lithophragma parviflorum var. parviflorum
                                              Lithophragma parviflorum var. trifoliatum
                                            Lithophragma parvifolia
                                            Lithophragma scabrellum
                                              Lithophragma scabrellum var. peirsonii
                                            Lithophragma tenella
                                            Lithophragma tenellum
                                                   [Lithophragma australe]
                                                   [Lithophragma brevilobum]
                                                   [Lithophragma rupicola]
                                                   [Lithophragma tenellum var. thompsonii]
                                            Lithophragma trifoliatum
                                            Lithophragma triloba
                                            Lithophragma tripartitum
                                    Micranthes
                                            Micranthes apetala
                                            Micranthes aprica
                                            Micranthes arguta
                                            Micranthes arnoglossa
                                            Micranthes bidens
                                            Micranthes brachypus
                                            Micranthes bryophora
                                            Micranthes californica
                                            Micranthes calycina
                                            Micranthes careyana
                                            Micranthes caroliniana
                                            Micranthes eriophora
                                            Micranthes ferruginea
                                            Micranthes foliolosa
                                            Micranthes fragosa
                                            Micranthes gaspensis
                                            Micranthes geum
                                            Micranthes gormanii
                                            Micranthes hitchcockiana
                                            Micranthes howellii
                                            Micranthes idahoensis
                                            Micranthes integrifolia
                                            Micranthes lyallii
                                            Micranthes marshallii
                                            Micranthes micranthidifolia
                                            Micranthes montana
                                            Micranthes nelsoniana
                                              Micranthes nelsoniana var. carlottae
                                              Micranthes nelsoniana var. cascadensis
                                              Micranthes nelsoniana var. insularis
                                              Micranthes nelsoniana var. nelsoniana
                                              Micranthes nelsoniana var. porsildiana
                                            Micranthes nidifica
                                            Micranthes nivalis
                                            Micranthes nudicaulis
                                            Micranthes occidentalis
                                                   [Saxifraga allenii]
                                                   [Saxifraga occidentalis]
                                            Micranthes odontoloma
                                                   [Saxifraga odontoloma]
                                            Micranthes oregana
                                            Micranthes palmeri
                                            Micranthes pensylvanica
                                            Micranthes petiolaris
                                            Micranthes razshivinii
                                            Micranthes reflexa
                                            Micranthes rhomboidea
                                                   [Saxifraga rhomboidea]
                                            Micranthes rufidula
                                            Micranthes spicata
                                            Micranthes stellaris
                                            Micranthes subapetala
                                            Micranthes tennesseensis
                                            Micranthes tenuis
                                            Micranthes texana
                                            Micranthes tischii
                                            Micranthes tolmiei
                                            Micranthes virginiensis
                                    Mitella
                                            Mitella breweri
                                            Mitella caulescens
                                            Mitella diphylla
                                            Mitella diversifolia
                                            Mitella nuda
                                            Mitella oppositifolia
                                            Mitella ovalis
                                            Mitella pentandra
                                                   [Pectiantia pentandra]
                                            Mitella prostrata
                                            Mitella stauropetala
                                              Mitella stauropetala var. stauropetala
                                              Mitella stauropetala var. stenopetala
                                                     [Mitella stenopetala]
                                            Mitella trifida
                                              Mitella trifida var. trifida
                                              Mitella trifida var. violacea
                                            Mitella violacea
                                            Mitella x intermedia
                                    Mitellastra
                                            Mitellastra caulescens
                                    Muscaria
                                            Muscaria adscendens
                                            Muscaria delicatula
                                            Muscaria micropetala
                                            Muscaria monticola
                                    Ozomelis
                                            Ozomelis anomala
                                            Ozomelis diversifolia
                                            Ozomelis micrantha
                                            Ozomelis stauropetala
                                            Ozomelis trifida
                                    Pectiantia
                                            Pectiantia breweri
                                            Pectiantia ovalis
                                    Peltiphyllum
                                            Peltiphyllum peltatum
                                    Penthorum
                                            Penthorum sedoides
                                    Rodgersia
                                            Rodgersia sambucifolia
                                    Saxifraga
                                            Saxifraga adscendens
                                              Saxifraga adscendens ssp. oregonensis
                                              Saxifraga adscendens var. oregonensis
                                            Saxifraga aequidentata
                                            Saxifraga aizoides
                                            Saxifraga aizoon
                                              Saxifraga aizoon ssp. neogaea
                                              Saxifraga aizoon var. neogaea
                                            Saxifraga aleutica
                                            Saxifraga amplexifolia
                                            Saxifraga apetala
                                            Saxifraga aprica
                                            Saxifraga austromontana
                                            Saxifraga bracteata
                                            Saxifraga bracteosa
                                              Saxifraga bracteosa var. angustifolia
                                              Saxifraga bracteosa var. micropetala
                                            Saxifraga bronchialis
                                              Saxifraga bronchialis ssp. austromontana
                                              Saxifraga bronchialis ssp. cherlerioides
                                              Saxifraga bronchialis ssp. codyanus
                                              Saxifraga bronchialis ssp. funstonii
                                              Saxifraga bronchialis ssp. vespertina
                                              Saxifraga bronchialis var. austromontana
                                              Saxifraga bronchialis var. cherlerioides
                                              Saxifraga bronchialis var. purpureomaculata
                                              Saxifraga bronchialis var. vespertina
                                            Saxifraga brunonis
                                                   [Saxifraga brunoniana]
                                            Saxifraga bryoides
                                            Saxifraga bryophora
                                              Saxifraga bryophora var. bryophora
                                              Saxifraga bryophora var. tobiasiae
                                            Saxifraga caesia
                                            Saxifraga californica
                                            Saxifraga calycina
                                              Saxifraga calycina ssp. calycina
                                              Saxifraga calycina ssp. unalaschcensis
                                            Saxifraga careyana
                                            Saxifraga caroliniana
                                            Saxifraga cernua
                                                   [Saxifraga cernua var. exilioides]
                                            Saxifraga cespitosa
                                                   [Saxifraga caespitosa]
                                                   [Saxifraga cespitosa ssp. exaratoides]
                                              Saxifraga cespitosa var. purpusii
                                            Saxifraga cherlerioides
                                            Saxifraga chrysantha
                                                   [Hirculus serpyllifolius ssp. chrysanthus]
                                                   [Saxifraga serpyllifolia ssp. chrysantha]
                                                   [Saxifraga serpyllifolia var. chrysantha]
                                            Saxifraga claytoniifolia
                                            Saxifraga codyanus
                                            Saxifraga columbiana
                                              Saxifraga columbiana var. apetala
                                            Saxifraga crenatifolia
                                            Saxifraga davurica
                                              Saxifraga davurica ssp. grandipetala
                                              Saxifraga davurica var. grandipetala
                                              Saxifraga davurica var. unalaschcensis
                                            Saxifraga debilis
                                                   [Saxifraga rivularis]
                                            Saxifraga eriophora
                                            Saxifraga eschscholtzii
                                            Saxifraga exilis
                                            Saxifraga fallax
                                            Saxifraga ferruginea
                                              Saxifraga ferruginea var. ferruginea
                                              Saxifraga ferruginea var. foliacea
                                              Saxifraga ferruginea var. macounii
                                              Saxifraga ferruginea var. newcombei
                                              Saxifraga ferruginea var. vreelandii
                                            Saxifraga firma
                                            Saxifraga flagellaris
                                              Saxifraga flagellaris ssp. crandallii
                                                     [Hirculus platysepalus ssp. crandallii]
                                                     [Saxifraga crandallii]
                                                     [Saxifraga flagellaris var. crandallii]
                                              Saxifraga flagellaris ssp. flagellaris
                                              Saxifraga flagellaris ssp. platysepala
                                              Saxifraga flagellaris ssp. setigera
                                              Saxifraga flagellaris var. platysepala
                                            Saxifraga foliolosa
                                              Saxifraga foliolosa var. multiflora
                                            Saxifraga forbesii
                                            Saxifraga fragarioides
                                            Saxifraga fragosa
                                              Saxifraga fragosa ssp. claytoniifolia
                                              Saxifraga fragosa var. leucandra
                                            Saxifraga funstonii
                                            Saxifraga gaspensis
                                            Saxifraga gormanii
                                            Saxifraga gracillima
                                            Saxifraga granulata
                                            Saxifraga hallii
                                            Saxifraga hieraciifolia
                                              Saxifraga hieraciifolia var. angusticapsula
                                              Saxifraga hieraciifolia var. hieraciifolia
                                              Saxifraga hieraciifolia var. rufopilosa
                                              Saxifraga hieraciifolia var. rydbergii
                                            Saxifraga hirculus
                                              Saxifraga hirculus ssp. coloradensis
                                              Saxifraga hirculus ssp. compacta
                                              Saxifraga hirculus ssp. hirculus
                                              Saxifraga hirculus ssp. propinqua
                                              Saxifraga hirculus var. propinqua
                                            Saxifraga hirsuta
                                            Saxifraga hitchcockiana
                                            Saxifraga howellii
                                            Saxifraga hyperborea
                                            Saxifraga idahoensis
                                            Saxifraga insularis
                                                   [Saxifraga punctata ssp. insularis]
                                            Saxifraga integrifolia
                                              Saxifraga integrifolia var. apetala
                                              Saxifraga integrifolia var. claytoniifolia
                                              Saxifraga integrifolia var. columbiana
                                              Saxifraga integrifolia var. leptopetala
                                              Saxifraga integrifolia var. micropetala
                                            Saxifraga klickitatensis
                                            Saxifraga laevicarpa
                                            Saxifraga laevicaulis
                                            Saxifraga ledifolia
                                            Saxifraga leucanthemifolia
                                            Saxifraga lyallii
                                              Saxifraga lyallii ssp. hultenii
                                              Saxifraga lyallii ssp. lyallii
                                              Saxifraga lyallii var. hultenii
                                              Saxifraga lyallii var. laxa
                                            Saxifraga marshallii
                                              Saxifraga marshallii ssp. idahoensis
                                              Saxifraga marshallii var. idahoensis
                                            Saxifraga mertensiana
                                              Saxifraga mertensiana var. eastwoodiae
                                            Saxifraga mexicana
                                            Saxifraga michauxii
                                            Saxifraga micranthidifolia
                                            Saxifraga micropetala
                                            Saxifraga montana
                                            Saxifraga montanensis
                                              Saxifraga montanensis var. subpetala
                                            Saxifraga monticola
                                                   [Saxifraga cespitosa ssp. monticola]
                                            Saxifraga napensis
                                            Saxifraga nathorstii
                                            Saxifraga nelsoniana
                                              Saxifraga nelsoniana ssp. carlottae
                                              Saxifraga nelsoniana ssp. cascadensis
                                              Saxifraga nelsoniana ssp. insularis
                                              Saxifraga nelsoniana ssp. nelsoniana
                                                     [Saxifraga punctata ssp. carlottae]
                                                     [Saxifraga punctata ssp. cascadensis]
                                                     [Saxifraga punctata ssp. nelsoniana]
                                                     [Saxifraga punctata ssp. pacifica]
                                                     [Saxifraga punctata var. carlottae]
                                                     [Saxifraga punctata var. cascadensis]
                                                     [Saxifraga punctata var. nelsoniana]
                                                     [Saxifraga punctata]
                                              Saxifraga nelsoniana ssp. pacifica
                                              Saxifraga nelsoniana ssp. porsildiana
                                            Saxifraga nidifica
                                              Saxifraga nidifica var. claytoniifolia
                                              Saxifraga nidifica var. nidifica
                                            Saxifraga nivalis
                                              Saxifraga nivalis var. gaspensis
                                              Saxifraga nivalis var. rufopilosa
                                              Saxifraga nivalis var. tenuis
                                            Saxifraga nudicaulis
                                            Saxifraga nuttallii
                                            Saxifraga oppositifolia
                                              Saxifraga oppositifolia ssp. glandulisepala
                                              Saxifraga oppositifolia ssp. oppositifolia
                                              Saxifraga oppositifolia ssp. smalliana
                                              Saxifraga oppositifolia var. nathorstii
                                            Saxifraga oregana
                                              Saxifraga oregana var. montanensis
                                              Saxifraga oregana var. sierrae
                                              Saxifraga oregana var. subpetala
                                            Saxifraga palmeri
                                            Saxifraga paniculata
                                              Saxifraga paniculata ssp. neogaea
                                            Saxifraga parryi
                                            Saxifraga parvifolia
                                            Saxifraga peltata
                                            Saxifraga pennsylvanica
                                            Saxifraga pensylvanica
                                              Saxifraga pensylvanica ssp. interior
                                              Saxifraga pensylvanica ssp. tenuirostrata
                                              Saxifraga pensylvanica var. forbesii
                                              Saxifraga pensylvanica var. purpuripetala
                                            Saxifraga plantaginea
                                            Saxifraga platysepala
                                            Saxifraga porsildiana
                                                   [Saxifraga punctata ssp. porsildiana]
                                                   [Saxifraga punctata var. porsildiana]
                                            Saxifraga prorepens
                                            Saxifraga przewalskii
                                            Saxifraga pyrolifolia
                                            Saxifraga radiata
                                            Saxifraga ranunculifolia
                                            Saxifraga razshivinii
                                            Saxifraga redofskii
                                            Saxifraga reevesii
                                            Saxifraga reflexa
                                            Saxifraga richardsonii
                                            Saxifraga rufidula
                                            Saxifraga rufopilosa
                                            Saxifraga rydbergii
                                            Saxifraga serpyllifolia
                                              Saxifraga serpyllifolia var. purpurea
                                            Saxifraga setigera
                                            Saxifraga sibirica
                                            Saxifraga sibthorpii
                                            Saxifraga sileneflora
                                                   [Saxifraga cespitosa ssp. sileneflora]
                                            Saxifraga spicata
                                            Saxifraga stellaris
                                              Saxifraga stellaris var. comosa
                                            Saxifraga stolonifera
                                                   [Saxifraga sarmentosa]
                                            Saxifraga subapetala
                                              Saxifraga subapetala var. normalis
                                            Saxifraga sullivantii
                                            Saxifraga taylori
                                            Saxifraga taylorii
                                            Saxifraga tempestiva
                                            Saxifraga tenuis
                                            Saxifraga texana
                                            Saxifraga tischii
                                            Saxifraga tolmiei
                                                   [Saxifraga tolmiei var. ledifolia]
                                            Saxifraga tricuspidata
                                            Saxifraga tridactylites
                                            Saxifraga unalaschcensis
                                            Saxifraga vespertina
                                            Saxifraga virginiensis
                                              Saxifraga virginiensis var. californica
                                              Saxifraga virginiensis var. subintegra
                                              Saxifraga virginiensis var. virginiensis
                                            Saxifraga vreelandii
                                            Saxifraga x geum
                                    Saxifragodes
                                    Saxifragopsis
                                            Saxifragopsis fragarioides
                                    Spathularia
                                            Spathularia flavida
                                            Spathularia michauxii
                                    Spatularia
                                            Spatularia foliolosa
                                            Spatularia stellaris
                                    Stereoxylon
                                    Suksdorfia
                                            Suksdorfia ranunculifolia
                                            Suksdorfia violacea
                                    Sullivantia
                                            Sullivantia hapemani
                                            Sullivantia hapemanii
                                              Sullivantia hapemanii var. hapemanii
                                              Sullivantia hapemanii var. purpusii
                                            Sullivantia ohionis
                                            Sullivantia oregana
                                            Sullivantia purpusii
                                            Sullivantia renifolia
                                            Sullivantia sullivantii
                                    Telesonix
                                            Telesonix heucheriformis
                                            Telesonix jamesii
                                                   [Boykinia jamesii]
                                                   [Saxifraga jamesii]
                                              Telesonix jamesii var. heucheriformis
                                    Tellima
                                            Tellima affinis
                                            Tellima grandiflora
                                            Tellima heterophylla
                                            Tellima odorata
                                            Tellima parviflora
                                    Therofon
                                            Therofon aconitifolium
                                            Therofon cincinnatum
                                            Therofon richardsonii
                                            Therofon rotundifolium
                                            Therofon turbinatum
                                    Therophon
                                            Therophon cincinnatum
                                    Tiarella
                                            Tiarella californica
                                            Tiarella cordifolia
                                              Tiarella cordifolia var. austrina
                                              Tiarella cordifolia var. collina
                                              Tiarella cordifolia var. cordifolia
                                            Tiarella laciniata
                                            Tiarella macrophylla
                                            Tiarella menziesii
                                            Tiarella trifoliata
                                              Tiarella trifoliata ssp. unifoliata
                                              Tiarella trifoliata var. laciniata
                                              Tiarella trifoliata var. trifoliata
                                              Tiarella trifoliata var. unifoliata
                                            Tiarella unifoliata
                                            Tiarella wherryi
                                    Tolmiea
                                            Tolmiea diplomenziesii
                                            Tolmiea menziesii

Problematic Rooting (18686)
                                              Saxifraga occidentalis ssp. rufidula
                                              Saxifraga occidentalis var. aequidentata
                                              Saxifraga occidentalis var. dentata
                                              Saxifraga occidentalis var. idahoensis
                                              Saxifraga occidentalis var. latipetiolata
                                              Saxifraga occidentalis var. rufidula

Problematic Rooting (2907)
                                              Saxifraga caespitosa ssp. caespitosa
                                                     [Muscaria caespitosa]
                                                     [Muscaria cespitosa]
                                                     [Saxifraga caespitosa ssp. eucaespitosa]
                                                     [Saxifraga caespitosa var. emarginata]
                                                     [Saxifraga caespitosa var. lemmonii]
                                                     [Saxifraga cespitosa ssp. cespitosa]
                                                     [Saxifraga cespitosa ssp. eucaespitosa]
                                                     [Saxifraga cespitosa var. lemmonii]
                                              Saxifraga caespitosa ssp. delicatula
                                              Saxifraga caespitosa ssp. monticola
                                              Saxifraga caespitosa ssp. sileneflora
                                              Saxifraga caespitosa ssp. subgemmifera
                                              Saxifraga caespitosa ssp. uniflora
                                              Saxifraga caespitosa var. minima
                                              Saxifraga caespitosa var. subgemmifera

Problematic Rooting (2910)
                                              Saxifraga rivularis ssp. arctolitoralis
                                              Saxifraga rivularis ssp. rivularis
                                              Saxifraga rivularis var. hyperborea
                                              Saxifraga rivularis var. laurentiana

Problematic Rooting (2921)
                                              Saxifraga rhomboidea var. interrupta