| Name | Psilocybe merdaria (Fries) Ricken |
| Authorship | (Fries) Ricken |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Psilocybe |
| GUID | urn:lsid:indexfungorum.org:names:356919 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Psilocybe merdaria (Fries) Ricken |
| Identification made in | [no date] (3) |