| Name | Polygonum mississippiense var. interius Stanford |
| Authorship | Stanford |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Polygonum mississippiense Stanford |
| GUID | urn:lsid:ipni.org:names:206304-2 |
| Citation | 1925 Rhodora 27(322): 184 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Polygonum mississippiense var. interius Stanford |
| Identification made in | 1924 (1), 2019 (1) |