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Amaranthus retroflexus Linnaeus. Rough Pigweed, Redroot, Redroot Amaranth. Phen: May-Oct. Hab: Disturbed areas. Dist: Native of c. and e. North America, now nearly worldwide in distribution and the original native range difficult or impossible to determine.

Origin/Endemic status: Native

Synonymy: = Ar, C, F, FNA4, G, GrPl, Il, K1, K3, K4, Mex, Mi, Mo2, NcTx, NE, NY, Ok, Pa, RAB, S, Tn, Va, W, WH3, Bayón (2015), Costea & Tardif (2003b); = Amaranthus retroflexus L. var. retroflexus; > Amaranthus retroflexus L. var. retroflexus – Tx; > Amaranthus retroflexus L. var. salicifolius I.M.Johnst. – Tx

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image of plant© Bill Harms | Original Image ⭷
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