Family: Amaranthaceae
green amaranth, Powell's amaranth, Powell's smooth amaranth, tall amaranth
[Amaranthus bouchonii Thell., more...]
PNW Weed Management Handbook
Donald Pratt
University of Wisconsin - Madison (WIS-VP)
Etymology: Amaranthus: from the Greek amarantos for "unfading," referring to the long-lasting flowers
Plants: annual, up to 6' tall forb, freely branched forb hairless except in the inflorescence; stems with no spines and often with a reddish base
Leaves: alternate, ovate, underside smooth with whitish veins, stalk equal to or longer than the blade
Flowers: green, tiny, 3-5-parted; inflorescence dense, stiff, terminal, spike-like cluster usually unbranched or with a few, erect, widely-spaced branches
Habitat: disturbed sites
Conservation Status: Introduced - naturalized
Plants: annual, up to 6' tall forb, freely branched forb hairless except in the inflorescence; stems with no spines and often with a reddish base
Leaves: alternate, ovate, underside smooth with whitish veins, stalk equal to or longer than the blade
Flowers: green, tiny, 3-5-parted; inflorescence dense, stiff, terminal, spike-like cluster usually unbranched or with a few, erect, widely-spaced branches
Habitat: disturbed sites
Conservation Status: Introduced - naturalized
Flora of North America: Flora of North America USDA Plants Database: Federal Distribution and detailed information including photos USDA Agricultural Research Service (ARS): Images of seeds, fruits, embryos, etc. USDA Agricultural Research Service (ARS): Images of seeds, fruits, embryos, etc. USDA Agricultural Research Service (ARS): Images of seeds, fruits, embryos, etc.
Donald Pratt
PNW Weed Management Handbook
