| Name | Psora pseudorussellii Timdal |
| Authorship | Timdal |
| Rank | Species |
| Placed in | Psora Hoffmann |
| GUID | urn:lsid:indexfungorum.org:names:132687 |
| Citation | 1987 Bryologist 89(4):269 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Psora pseudorussellii Timdal |
| Identification made in | [no date] (5), 2015 (2) |