Trillium

n.

1.

(Bot.) A genus of liliaceous plants; the three-leaved nightshade; - so called because all the parts of the plant are in threes.

Noun

1.

trillium - any liliaceous plant of the genus Trillium having a whorl of three leaves at the top of the stem with a single three-petaled flower Synonyms: wake-robin, wood lily

birthroot, dwarf-white trillium, early wake-robin, genus Trillium, liliaceous plant, prairie trillium, prairie wake-robin, purple trillium, red trillium, sessile trillium, snow trillium, toadshade, Trillium erectum, Trillium recurvatum, Trillium sessile, wake-robin, wood lily