Amaranthus powellii
 Amaranthus powellii is a species of amaranth known by the common names Powell's amaranth and green amaranth. It is native to the southwestern United States and northern Mexico but it is common throughout most of the rest of the temperate Americas as a naturalized species. It has also been introduced to other continents including Australia and Europe. This is an erect annual herb growing to a maximum height near two meters.