Flora of the Southeastern United States
2022 Edition


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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

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image of plant© Alan M. Cressler
image of plant© Alan M. Cressler