| Name | Placynthium nigrum (Hudson) Gray |
| Authorship | (Hudson) Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Placynthium |
| Contains | Placynthium nigrum var. triseptatum (Nylander) Hue |
| GUID | urn:lsid:indexfungorum.org:names:401395 |
| Citation | 1821 Nat. Arr. Brit. Pl. 2: 395 |
| Holdings | 68 Specimens held in the Harvard University Herbaria identified as Placynthium nigrum (Hudson) Gray |
| Identification made in | [no date] (67), 1907 (1) |