Central Taxonomic Thesaurus

Taxon Search
  Plantae
      Magnoliophyta
             [Angiospermae]
         Monocots
                    Liliales
                            Melanthiaceae
                                     Amianthium
                                             Amianthium muscitoxicum
                                     Anticlea
                                             Anticlea chlorantha
                                             Anticlea mogollonensis
                                             Anticlea vaginata
                                                   [Zigadenus vaginatus]
                                     Chamaelirium
                                             Chamaelirium luteum
                                             Chamaelirium obovale
                                     Chrosperma
                                             Chrosperma muscitoxicum
                                     Helonias
                                             Helonias bullata
                                             Helonias graminea
                                     Melanthium
                                             Melanthium dispersum
                                             Melanthium hybridum
                                             Melanthium latifolium
                                             Melanthium parviflorum
                                             Melanthium virginicum
                                             Melanthium woodii
                                     Paris
                                             Paris quadrifolia
                                     Pseudotrillium
                                             Pseudotrillium rivale
                                     Schoenocaulon
                                             Schoenocaulon comatum
                                             Schoenocaulon coulteri
                                             Schoenocaulon drummondii
                                             Schoenocaulon dubium
                                             Schoenocaulon ghiesbreghtii
                                             Schoenocaulon jaliscense
                                             Schoenocaulon megarrhizum
                                             Schoenocaulon tenorioi
                                             Schoenocaulon tenuifolium
                                             Schoenocaulon texanum
                                     Stenanthella
                                             Stenanthella occidentalis
                                     Stenanthium
                                             Stenanthium frigidum
                                             Stenanthium gramineum
                                               Stenanthium gramineum var. gramineum
                                               Stenanthium gramineum var. micranthum
                                               Stenanthium gramineum var. robustum
                                             Stenanthium occidentale
                                             Stenanthium robustum
                                     Toxicoscordion
                                             Toxicoscordion arenicola
                                             Toxicoscordion falcatum
                                             Toxicoscordion fontanum
                                             Toxicoscordion gramineum
                                             Toxicoscordion nuttallii
                                             Toxicoscordion venenosum
                                     Tracyanthus
                                             Tracyanthus angustifolius
                                     Trillium
                                             Trillium albidum
                                             Trillium angustipetalum
                                             Trillium catesbaei
                                             Trillium cernuum
                                               Trillium cernuum var. macranthum
                                             Trillium chloropetalum
                                               Trillium chloropetalum var. angustipetalum
                                               Trillium chloropetalum var. chloropetalum
                                               Trillium chloropetalum var. giganteum
                                             Trillium cuneatum
                                               Trillium cuneatum var. luteum
                                             Trillium decipiens
                                             Trillium decumbens
                                             Trillium discolor
                                             Trillium erectum
                                               Trillium erectum var. album
                                               Trillium erectum var. blandum
                                               Trillium erectum var. erectum
                                               Trillium erectum var. flavum
                                               Trillium erectum var. sulcatum
                                               Trillium erectum var. vaseyi
                                             Trillium flexipes
                                             Trillium foetidissimum
                                             Trillium giganteum
                                             Trillium gracile
                                             Trillium grandiflorum
                                             Trillium hugeri
                                             Trillium kurabayashii
                                             Trillium lanceolatum
                                             Trillium lancifolium
                                             Trillium ludovicianum
                                             Trillium luteum
                                             Trillium maculatum
                                             Trillium nivale
                                             Trillium ovatum
                                               Trillium ovatum ssp. oettingeri
                                               Trillium ovatum ssp. ovatum
                                               Trillium ovatum var. oettingeri
                                             Trillium ozarkanum
                                             Trillium parviflorum
                                             Trillium persistens
                                             Trillium petiolatum
                                             Trillium pusillum
                                               Trillium pusillum var. monticulum
                                               Trillium pusillum var. ozarkanum
                                               Trillium pusillum var. pusillum
                                               Trillium pusillum var. texanum
                                               Trillium pusillum var. virginianum
                                             Trillium recurvatum
                                               Trillium recurvatum ssp. lanceolatum
                                             Trillium reliquum
                                             Trillium rivale
                                             Trillium rugelii
                                             Trillium sessile
                                               Trillium sessile ssp. giganteum
                                               Trillium sessile var. angustipetalum
                                               Trillium sessile var. californicum
                                               Trillium sessile var. chloropetalum
                                               Trillium sessile var. giganteum
                                             Trillium simile
                                             Trillium stamineum
                                             Trillium sulcatum
                                             Trillium texanum
                                             Trillium underwoodii
                                             Trillium undulatum
                                             Trillium vaseyi
                                             Trillium virginianum
                                             Trillium viride
                                               Trillium viride var. luteum
                                             Trillium viridescens
                                     Trillium pusillum complex sec. auctorum 1994–2021
                                             01 Trillium pusillum sec. Kartesz 1994 [G4]
                                               02 Trillium pusillum var. pusillum sec. Kartesz 1994 [G4T3]
                                               03 Trillium pusillum var. ozarkanum sec. Kartesz 1994 [G4T3]
                                               04 Trillium pusillum var. virginianum sec. Kartesz 1994 [G4T3]
                                             05 Trillium texanum sec. Kartesz 1994 [G3]
                                             06 Trillium pusillum sec. Case 2002 [G4]
                                               07 Trillium pusillum var. pusillum sec. Case 2002 [G4T3T4]
                                               08 Trillium pusillum var. virginianum sec. Case 2002 [G4T3]
                                             09 Trillium alabamicum sec. Farmer 2007 [G3]
                                             10 Trillium carolinianum sec. Farmer 2007 [G3]
                                             11 Trillium georgianum sec. Farmer 2007 [G1]
                                             12 Trillium monticola sec. Farmer 2007 [G2]
                                             13 Trillium ozarkanum sec. Farmer 2007 [G3]
                                             14 Trillium palustris sec. Farmer 2007 [G3]
                                             15 Trillium pusillum sec. Farmer 2007 [G3]
                                             16 Trillium telmacola sec. Farmer 2007 [G1]
                                             17 Trillium texanum sec. Farmer 2007 [G3]
                                             18 Trillium virginianum sec. Farmer 2007 [G2]
                                         19 Trillium ozarkanum Cluster sec. Farmer 2007 – Cluster [G3]
                                         20 Trillium pusillum Cluster sec. Farmer 2007 – Cluster [G4]
                                         21 Trillium virginianum Cluster sec. Farmer 2007 – Cluster [G3]
                                             22 Trillium georgianum sec. Weakley 2020 [G1]
                                             23 Trillium pusillum sec. Weakley 2020 [G4]
                                               24 Trillium pusillum var. monticulum sec. Weakley 2020 [G4T2]
                                               25 Trillium pusillum var. ozarkanum sec. Weakley 2020 [G4T3]
                                               26 Trillium pusillum var. pusillum sec. Weakley 2020 [G4T3]
                                               27 Trillium pusillum var. virginianum sec. Weakley 2020 [G4T2]
                                               28 Trillium pusillum var. 1 sec. Weakley 2020 [G4T3]
                                               29 Trillium pusillum var. 3 sec. Weakley 2020 [G4T1]
                                               30 Trillium pusillum var. 4 sec. Weakley 2020 [G4T3]
                                               31 Trillium pusillum var. 5 sec. Weakley 2020 [G4T3]
                                             32 Trillium texanum sec. Weakley 2020 [G3]
                                             33 Trillium georgianum sec. NatureServe 2021 [G1]
                                             34 Trillium pusillum sec. NatureServe 2021 [G4]
                                               35 Trillium pusillum var. monticulum sec. NatureServe 2021 [G4T2]
                                               36 Trillium pusillum var. ozarkanum sec. NatureServe 2021 [G4T3]
                                               37 Trillium pusillum var. pusillum sec. NatureServe 2021 [G4T3]
                                               38 Trillium pusillum var. virginianum sec. NatureServe 2021 [G4T3]
                                             39 Trillium texanum sec. NatureServe 2021 [G3]
                                     Veratrum
                                             Veratrum album
                                               Veratrum album ssp. album
                                               Veratrum album ssp. oxysepalum
                                               Veratrum album var. oxysepalum
                                             Veratrum californicum
                                               Veratrum californicum var. californicum
                                                     [Veratrum speciosum]
                                               Veratrum californicum var. caudatum
                                             Veratrum caudatum
                                             Veratrum eschscholtzianum
                                             Veratrum eschscholtzii
                                               Veratrum eschscholtzii var. incriminatum
                                             Veratrum fimbriatum
                                             Veratrum insolitum
                                             Veratrum intermedium
                                             Veratrum latifolium
                                             Veratrum luteum
                                             Veratrum nigrum
                                             Veratrum oxysepalum
                                             Veratrum parviflorum
                                             Veratrum tenuipetalum
                                             Veratrum virginicum
                                             Veratrum viride
                                               Veratrum viride ssp. eschscholtzii
                                               Veratrum viride var. eschscholtzii
                                               Veratrum viride var. eschscholzianum
                                               Veratrum viride var. viride
                                             Veratrum woodii
                                     Xerophyllum
                                             Xerophyllum asphodeloides
                                                   [Helonias asphodeloides]
                                             Xerophyllum douglasii
                                             Xerophyllum tenax
                                                   [Helonias tenax]
                                     Zigadenus
                                             Zigadenus angustifolius
                                             Zigadenus brevibracteatus
                                             Zigadenus coloradensis
                                                   [Zygadenus coloradensis]
                                             Zigadenus densus
                                             Zigadenus diegoensis
                                             Zigadenus dilatatus
                                             Zigadenus elegans
                                                   [Zygadenus elegans]
                                               Zigadenus elegans ssp. elegans
                                                     [Anticlea coloradensis]
                                                     [Anticlea elegans]
                                                     [Zigadenus alpinus]
                                               Zigadenus elegans ssp. glaucus
                                               Zigadenus elegans var. glaucus
                                             Zigadenus exaltatus
                                                   [Zygadenus exaltatus]
                                             Zigadenus falcatus
                                             Zigadenus fontanus
                                             Zigadenus fremontii
                                                   [Anticlea fremontii]
                                                   [Zigadenus fremontii var. inezianus]
                                                   [Zigadenus fremontii var. minor]
                                                   [Zigadenus fremontii var. salsus]
                                                   [Zygadenus fremontii]
                                               Zigadenus fremontii var. brevibracteatus
                                             Zigadenus glaberrimus
                                             Zigadenus glaucus
                                             Zigadenus gracilentus
                                             Zigadenus intermedius
                                             Zigadenus leimanthoides
                                             Zigadenus micranthus
                                                   [Zigadenus venenosus var. micranthus]
                                                   [Zygadenus micranthus]
                                               Zigadenus micranthus var. fontanus
                                               Zigadenus micranthus var. micranthus
                                             Zigadenus mogollonensis
                                             Zigadenus muscitoxicus
                                             Zigadenus nuttallii
                                                   [Zygadenus nuttallii]
                                             Zigadenus paniculatus
                                                   [Helonias paniculatus]
                                                   [Toxicoscordion paniculatum]
                                                   [Zygadenus paniculatus]
                                             Zigadenus porrifolius
                                             Zigadenus venenosus
                                                   [Zygadenus venenosus]
                                               Zigadenus venenosus var. gramineus
                                                     [Zigadenus gramineus]
                                                     [Zygadenus gramineus]
                                               Zigadenus venenosus var. venenosus
                                             Zigadenus virescens
                                                   [Anticlea virescens]
                                                   [Helonias virescens]
                                             Zigadenus volcanicus
                                     Zygadenus