| Name | Psathyrella gracillima Peck |
| Authorship | Peck |
| Rank | Species |
| Placed in | Psathyrella |
| GUID | urn:lsid:indexfungorum.org:names:182753 |
| Citation | 1896 Bull. Torrey Bot. Club 23: 417 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Psathyrella gracillima Peck |
| Identification made in | [no date] (5) |