Allium cernuum Roth. Nodding Onion. Phen: Jun-early Aug; Aug-Oct. Hab: Generally in open woodlands or around outcrops of shale, mafic, ultramafic, or calcareous rocks, in the mountains at low elevations. Dist: NY, MI, MN, and BC, south to GA and AZ; the distribution is oddly fragmented into largely Rocky Mountain, Ozarkian, and Appalachian segments, and it is quite possible that cryptic taxa are involved.

Origin/Endemic status: Native

Taxonomy Comments: See discussion of Allium oxyphilum.

Synonymy: = K3, K4, S, Va; < Allium cernuum Roth – C, F, FNA26, G, Il, Mi, Mo1, NY, Pa, RAB, Tx, W; > Allium cernuum Roth var. cernuum – K1

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