| Name | Agaricus augustus Fries |
| Authorship | Fries |
| Rank | Species |
| Placed in | Agaricus |
| GUID | urn:lsid:indexfungorum.org:names:205947 |
| Citation | 1838 ["1836-1838"] Epicr. Syst. Mycol. 212 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Agaricus augustus Fries |
| Identification made in | [no date] (5) |