seaside knotweed
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Caryophyllales
- family: Polygonaceae
- genus: Polygonum
- species: Polygonum glaucum
Mobile
Alabama- New Haven
Connecticut- Miami
Florida- Cinnaminson
- Riverton
New Jersey- Emerald Isle
North Carolina- Charleston
South Carolina
United States