| Persicaria polymorpha | |
|---|---|
| Inflorescence | |
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Eudicots |
| (unranked): | Core eudicots |
| Order: | Caryophyllales |
| Family: | Polygonaceae |
| Genus: | Persicaria |
| Species: | P. polymorpha |
| Binomial name | |
| Persicaria polymorpha |
|
Persicaria polymorpha (knotweed) is a species of flowering plant in the buckwheat family, Polygonaceae.
Persicaria polymorpha is a herbaceous plant with alternate, simple leaves, on stout stems. The flowers are white, borne in summer through fall.