| Name | Polygonum lapathifolium var. salicifolium Sibthorp |
| Authorship | Sibthorp |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Polygonum lapathifolium Linnaeus |
| GUID | urn:lsid:ipni.org:names:206268-2 |
| Holdings | 11 Specimens held in the Harvard University Herbaria identified as Polygonum lapathifolium var. salicifolium Sibthorp |
| Identification made in | [no date] (7), 1919 (2), 1963 (1), 2015 (1) |