| Name | Galium oreganum Britton |
| Authorship | Britton |
| Rank | Species |
| Placed in | Galium Linnaeus |
| Citation | 1894 Bull. Torrey Bot. Club 21(1): 31 |
| Holdings | 15 Specimens held in the Harvard University Herbaria identified as Galium oreganum Britton |
| Identification made in | [no date] (15) |