| Name | Galium pilosum var. laevicaule Weatherby & S. F. Blake |
| Authorship | Weatherby & S. F. Blake |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Galium pilosum Aiton |
| GUID | urn:lsid:ipni.org:names:107153-2 |
| Citation | 1916 Rhodora 18: 194 |
| Holdings | 18 Specimens held in the Harvard University Herbaria identified as Galium pilosum var. laevicaule Weatherby & S. F. Blake |
| Identification made in | [no date] (18) |