| Name | Trifolium plumosum Douglas ex Hooker |
| Authorship | Douglas ex Hooker |
| Rank | Species |
| Placed in | Trifolium Linnaeus |
| Contains | Trifolium plumosum subsp. amplifolium (J. S. Martin) J. M. Gillett |
| Citation | 1831 Fl. Bor.-Amer. [Hooker] 1(3): 130 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Trifolium plumosum Douglas ex Hooker |
| Identification made in | [no date] (5) |