*Amaranthus hypochondriacus Linnaeus. Phen: Jul-Oct. Hab: Disturbed areas. Dist: Native of tropical America. The type locality is "Virginia", where apparently early introduced.
Origin/Endemic status: Garden origin
Taxonomy Comments: Possibly of hybrid origin, from A. cruentus × powellii.
Synonymy: = C, FNA4, Il, K1, K3, K4, Mi, Mo2, NE, NY, Tx, Bayón (2015); = n/a – F, Pa, RAB