Hypericum majus (A. Gray) Britton. Phen: Jul-Sep. Hab: Wet meadows and shores. Dist: NL (Newfoundland) west to BC, south to s. NJ, n. DE, nw. PA (Rhoads & Block 2007), OH, IN, IL, MO, OK, CO, and OR (Kartesz 1999).
Origin/Endemic status: Native
Synonymy: = C, F, FNA6, G, GrPl, Il, K1, K3, K4, Mi, Mo2, NE, NY, Pa, Tat, Robson (2006)
Wetland Indicator Status:
Heliophily: 9
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