| Name | Marasmius olneyi Berkeley & M. A. Curtis |
| Authorship | Berkeley & M. A. Curtis |
| Rank | Species |
| Placed in | Marasmius |
| Citation | 1875 N. Amer. Fungi no. 94 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Marasmius olneyi Berkeley & M. A. Curtis |
| Identification made in | [no date] (1) |