Trillium simile Gleason. Subgenus: Trillium. Phen: (Late Jan-) Mar-early May; Jun-Jul. Hab: Very rich soils of slopes and coves over mafic or calcareous rocks, often also in or near seepage. Dist: A Southern Appalachian endemic: Blue Ridge and uppermost Piedmont of w. NC, nw. SC, e. TN, and n. GA.
Origin/Endemic status: Endemic
Other Comments: Petals white or very rarely maroon.
Synonymy: = FNA26, K1, K3, K4, S, Tn, W, Case & Case (1997), Patrick (1986), Patrick (2007); < Trillium erectum L. var. vaseyi (Harb.) H.E.Ahles – RAB