| Name | Williamsia mimica Merrill |
| Authorship | Merrill |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Williamsia |
| GUID | urn:lsid:ipni.org:names:770542-1 |
| Citation | 1925 Philipp. J. Sci. 24: 495 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Williamsia mimica Merrill |
| Identification made in | [no date] (1) |