Calla palustris Linnaeus. Bog Arum, Wild Calla, Water Arum. Phen: May-Jul. Hab: Swamps, bogs. Dist: Circumpolar, ranging south in North America to sw. PA, w. MD, n. IL, c. MN, and BC.
Origin/Endemic status: Native
Synonymy: = C, F, FNA22, G, GrPl, Il, K1, K3, K4, Mi, NE, NY, Pa
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