| Name | Psilocybe obscura (Peck) Guzman |
| Authorship | (Peck) Guzman |
| Rank | Species |
| Placed in | Psilocybe |
| Citation | 1978 Mycotaxon 6(3): 473 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Psilocybe obscura (Peck) Guzman |
| Identification made in | [no date] (2) |