Nabalus racemosus (Michaux) A.P. de Candolle. Glaucous Rattlesnake-root. Phen: Aug-Sep. Hab: Fens. Dist: NL west to BC, south to n. NJ, w. PA, n. KY, s. IL, s. MO, CO, and BC.
Origin/Endemic status: Native
Syn: = K3, K4, NE; = Prenanthes racemosa – F, FNA19, K1, Mi, Oh3, Pa; > Nabalus racemosus var. racemosus – Il; > Prenanthes racemosa ssp. racemosa – G, GrPl; > Prenanthes racemosa var. racemosa – C
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© Paul Marcum source