Explore 62,425 Species
Western Meadow-rue
Thalictrum occidentale A.Gray
Thalictrum occidentale, or western meadow-rue, is a dioecious perennial flowerin…
tall meadow-rue
Thalictrum pubescens Pursh
Thalictrum pubescens Pursh is a herbaceous flowering plant found across most of …
Small Meadow-rue
Thalictrum simplex L.
Thalictrum simplex L. is a flowering plant in the Ranunculaceae family native to…
rue anemone
Thalictrum thalictroides (L.) A.J.Eames & B.Boivin
Thalictrum thalictroides is a hairless spring-flowering herb native to northeast…
Turpentine Broom
Thamnosma montana Torr. & Frém.
Thamnosma montana is a broom-like desert shrub used by Native Americans for cere…
Dutchman's britches
Thamnosma texana (A.Gray) Torr.
Thamnosma texana is a Rutaceae shrub native to parts of the southwestern US and …
Italian Thapsia
Thapsia garganica L.
Thapsia garganica is a Mediterranean perennial flowering plant in the carrot fam…
villous deadly carrot
Thapsia villosa L.
Thapsia villosa L. is a highly variable poisonous perennial Apiaceae herb native…
meadow-parsnip
Thaspium trifoliatum (L.) A.Gray
Thaspium trifoliatum is an herbaceous perennial, food for black and Ozark swallo…
Tree Philodendron
Thaumatophyllum bipinnatifidum (Schott ex Endl.) Sakur., Calazans & Mayo
Thaumatophyllum bipinnatifidum (syn. Philodendron bipinnatifidum) is a tropical …
stiff greenthread
Thelesperma filifolium (Hook.) A.Gray
Thelesperma filifolium, or stiff greenthread, is a drought-resistant North Ameri…
Rayless Greenthread
Thelesperma megapotamicum (Spreng.) Herter
Thelesperma megapotamicum is a perennial herb or subshrub with native population…
Slender Greenthread
Thelesperma simplicifolium (A.Gray) A.Gray
Thelesperma simplicifolium is a perennial herbaceous flowering plant native to t…
Tufted Blue Lily
Thelionema caespitosum (R.Br.) R.J.F.Hend.
Thelionema caespitosum (tufted lily or tufted blue-lily) is a perennial Australi…
Miniature Barrel Cactus
Thelocactus setispinus (Engelm.) E.F.Anderson
Thelocactus setispinus is a small cactus native to the southern US and northeast…
lemon-scented sun orchid
Thelymitra antennifera (Lindl.) Hook.f.
Thelymitra antennifera is a yellow-flowered tuberous perennial orchid native to …
Scented Sun Orchid
Thelymitra aristata Lindl.
Thelymitra aristata is a tuberous perennial orchid found in southeastern Austral…
blotched sun-orchid
Thelymitra benthamiana Rchb.f.
Thelymitra benthamiana, the leopard sun orchid, is a widespread Australian tuber…
Peppertop Sun-orchid
Thelymitra brevifolia Jeanes
Thelymitra brevifolia, the peppertop sun orchid, is a self-pollinating terrestri…
Blue Lady Orchid
Thelymitra crinita Lindl.
Thelymitra crinita, the blue lady orchid, is a blue-flowered perennial herb nati…
Swamp Sun Orchid
Thelymitra cyanea (Lindl.) Benth.
Thelymitra cyanea is a tuberous perennial orchid found in wet boggy montane area…
Hatch's Thelymitra
Thelymitra hatchii L.B.Moore
Thelymitra hatchii is a tuberous perennial herb found on New Zealand's North, So…
spotted sun-orchid
Thelymitra ixioides Sw.
Thelymitra ixioides, the spotted sun orchid, is a tuberous perennial orchid nati…
Common Sun Orchid
Thelymitra longifolia J.R.Forst. & G.Forst.
Thelymitra longifolia, the white sun orchid, is a tuberous perennial herb native…
