| Name | Pyrenastrum fuscum Montagne |
| Authorship | Montagne |
| Rank | Species |
| Placed in | Pyrenastrum Eschweiler |
| GUID | urn:lsid:indexfungorum.org:names:402981 |
| Citation | 1851 Ann. Sci. Nat., Bot. ser. 3 16: 70 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Pyrenastrum fuscum Montagne |
| Identification made in | [no date] (2) |