smartweed amaranth
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Caryophyllales
- family: Amaranthaceae
- genus: Amaranthus
- species: Amaranthus polygonoides
Boca de Yuma
La Altagracia
Dominican Republic
Daytona Beach- Holly Hill
Florida- Boone
North Carolina
United States