| Name | Willoughbya longiacuminata Rusby |
| Authorship | Rusby |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Willoughbya |
| GUID | urn:lsid:ipni.org:names:260671-1 |
| Citation | 1896 Mem. Torrey Bot. Club 6: 59 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Willoughbya longiacuminata Rusby |
| Identification made in | 1982 (2), 1986 (1) |