Sanguisorba canadensis Linnaeus. Phen: Jun-Sep. Hab: Fens, seeps, seepage swamps, spray zones around waterfalls, other seepage wetlands, wet meadows, over mafic or ultramafic rocks (such as amphibolite, greenstone, serpentinite) or calcareous rocks. Dist: NL (Newfoundland) and NL (Labrador) west to MB, south to NJ, PA, OH, and IN; disjunct southward in KY, nc. VA, and from sw. VA south to sw. NC, ne. TN, and ne. GA. First reported for SC by Hill & Horn (1997) and Hill (1999).
ID notes: The large, long-stalked, frondlike, pinnately compound leaves make this plant readily recognizable, even when not in flower or fruit.
Origin/Endemic status: Native
Taxonomy Comments: Plants of nw. North America are sometimes included in S. canadensis without recognition or at varietal or subspecific rank; Weakley (2014c) in FNA9 regarded this entity as a related species, S. stipulata Rafinesque.
Synonymy: = C, F, FNA9, G, GW2, Il, K1, K3, Mi, NE, NY, Pa, RAB, S, Tn, Va, W, WV, Robertson (1974); = Sanguisorba canadensis L. ssp. latifolia (Hook.) Calder & Taylor – K4