Trillium of northeastern United States with sessile leaves and red or purple flowers having a pungent odor.

synonyms: sessile trillium, toadshade, Trillium sessile.

Polish: trójlist siedzący

Trillium of eastern North America having malodorous pink to purple flowers and an astringent root used in folk medicine especially to ease childbirth.

synonyms: birthroot, purple trillium, Trillium erectum.

Polish: trójlist wyprostowany