Apios americana Medikus. Common Groundnut. Phen: Jun-Aug; Jul-Sep. Hab: Marshes (tidal and non-tidal), wet thickets, streambanks, bottomland forests. Dist: NS, NB, and QC west to MN and SD, south to s. FL and TX.

Origin/Endemic status: Native

Synonymy: = Ar, C, Fl3, GrPl, GW2, Il, K1, K3, K4, Mi, NcTx, NE, NY, Pa, RAB, SE3, Tn, Tx, Va, W, WH3, Isely (1998), Woods (2005); = Apios apios (L.) MacMill., name invalid (a tautonym); = Glycine apios L. – S; > Apios americana Medik. var. americana – F, G; > Apios americana Medik. var. turrigera Fernald – F, G

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