| Name | Werauhia williamsii J. R. Grant |
| Authorship | J. R. Grant |
| Rank | Species |
| Placed in | Werauhia J. R. Grant |
| Citation | 1995 Trop. Subtrop. Pflanzenwelt 91: 49. |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Werauhia williamsii J. R. Grant |
| Identification made in | [no date] (1), 2019 (2) |