Allium allegheniense Small. Allegheny Onion. Phen: Jul-early Sep; Aug-Oct. Hab: In thin soils around outcrops, generally of mafic rocks (such as amphibolite or hornblende gneiss) or calcareous rocks, primarily at moderate to fairly high elevations (1000-1600m). Dist: Known from (MD?) w. VA and e. WV south through w. NC to n. GA.
Origin/Endemic status: Endemic
Syn: = K1, K3, K4, S, Va; < Allium cernuum – C, F, FNA26, G, RAB, W