| Name | Polygonum cilinode var. laevigatum Fernald |
| Authorship | Fernald |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Polygonum cilinode Michaux |
| GUID | urn:lsid:ipni.org:names:206138-2 |
| Citation | 1914 Rhodora 16: 166 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Polygonum cilinode var. laevigatum Fernald |
| Identification made in | [no date] (1), 2019 (1) |