Amaranth is a cosmopolitan genus of annual or long-lived perennial plants.
 Mosyakin and Robertson 1996 later divided into three subgenera: Acnida, Amaranthus, and Albersia
=== Species ===Species include:=== Etymology ==="Amaranth" derives from Greek  (amrantos), "unfading", with the Greek word for "flower",  (nthos), factoring into the word's development as amaranth, the unfading flower

