| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Polygonaceae | Persicaria orientalis | Kiss-me-over-the-garden-gate, Prince’s-feather, Prince’s-plume, Princess-feather | Barnyards, disturbed areas, garden edges. | Native of Eurasia. |  |
| Polygonaceae | Persicaria extremiorientalis | East Asian Smartweed | Disturbed areas, roadsides, roadsides. | Native of Japan, China, Korea, and Sakhalin. Reported for Horry County, SC (Bradley et al. [in prep.]). |  |