| Name | Polygonella articulata f. atrorubens Fernald |
| Authorship | Fernald |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Polygonella articulata (Linnaeus) Meisner |
| GUID | urn:lsid:ipni.org:names:205994-2 |
| Citation | 1929 Rhodora 31: 106 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Polygonella articulata f. atrorubens Fernald |
| Identification made in | [no date] (1), 1984 (1) |