| Name | Galium trifidum var. subbiflorum Wiegand |
| Authorship | Wiegand |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Galium trifidum Linnaeus |
| GUID | urn:lsid:ipni.org:names:107233-2 |
| Citation | 1897 Bull. Torrey Bot. Club 24: 399 |
| Holdings | 12 Specimens held in the Harvard University Herbaria identified as Galium trifidum var. subbiflorum Wiegand |
| Identification made in | [no date] (11), 1966 (1) |