Amaranthus retroflexus var. pseudoretroflexus (Thellung) B. Boivin

Amaranthus retroflexus var. pseudoretroflexus (Thellung) B. Boivin is a synonym sensu TROPICOS of:

Amaranthus powellii S. Watson subsp. powellii, an accepted subspecies name sensu Costea et al., 2001.