| Name | Polygonum pensylvanicum var. pensylvanicum |
| Authorship | |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Polygonum pensylvanicum Linnaeus |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Polygonum pensylvanicum var. pensylvanicum |
| Identification made in | 1971 (1) |