| Name | Lyophyllum ambustum (Fries) Singer: Fries |
| Authorship | (Fries) Singer: Fries |
| Rank | Species |
| Placed in | Lyophyllum |
| Citation | 1943 Ann. Mycol. 41(1/3): 105 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Lyophyllum ambustum (Fries) Singer: Fries |
| Identification made in | [no date] (3) |