| Name | Marasmius languidus (Lasch) Fries |
| Authorship | (Lasch) Fries |
| Rank | Species |
| Placed in | Marasmius |
| Citation | (1838) [1836-1838] Epicr. Syst. Mycol. 379 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Marasmius languidus (Lasch) Fries |
| Identification made in | [no date] (1) |