| Name | Marasmius helvolus Berkeley |
| Authorship | Berkeley |
| Rank | Species |
| Placed in | Marasmius |
| GUID | urn:lsid:indexfungorum.org:names:167437 |
| Citation | 1856 Hooker's J. Bot. Kew Gard. Misc. 8: 136 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Marasmius helvolus Berkeley |
| Identification made in | [no date] (2) |