Amaranthus hybridus Linnaeus ssp. hybridus . Smooth Amaranth, Slim Amaranth, Green Amaranth, Smooth Pigweed. Phen: Jul-Oct. Hab: Disturbed areas. Dist: Original distribution obscure because of its very weedy nature, but apparently native in eastern North America.

Origin/Endemic status: Native

Synonymy: = NE, NY, Bayón (2015), Costea & Tardif (2003b); < Amaranthus hybridus L. – Ar, C, F, FNA4, G, GrPl, Il, K1, K3, K4, Mex, Mi, NcTx, Ok, Pa, RAB, S, Tn, Tx, Va, W, WH3

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