Filipendula rubra (Hill) B.L. Robinson. Queen-of-the-prairie. Phen: Jun-Jul; Jul-Sep. Hab: Fens, wet meadows, seeps, over mafic or calcareous rocks. Dist: PA west to n. IL and MN, south to WV, w. VA, w. NC, e. TN (Roane County, fide Gattinger 1901), and MO (reports from GA appear to be unsubstantiated).
Origin/Endemic status: Native
Syn: = C, F, FNA9, G, GW2, Il, K1, K3, K4, Mi, NE, NY, Pa, RAB, S, Va, W, WV, Robertson (1974), Schanzer (1994)
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