| Name | Galium circaezans var. glabrum Britton |
| Authorship | Britton |
| Rank | Variety |
| Placed in | Galium circaezans Michaux |
| GUID | urn:lsid:ipni.org:names:106991-2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Galium circaezans var. glabrum Britton |
| Identification made in | 1933 (1) |