| Name | Pterygiella nigrescens Oliver |
| Authorship | Oliver |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Pterygiella |
| GUID | urn:lsid:ipni.org:names:808564-1 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Pterygiella nigrescens Oliver |
| Identification made in | [no date] (2), 2021 (1) |