| Name | Geastrum mammosum Chevallier |
| Authorship | Chevallier |
| Rank | Species |
| Placed in | Geastrum |
| GUID | urn:lsid:indexfungorum.org:names:235092 |
| Citation | 1826 Fl. Gen. Env. Paris 1: 359 |
| Holdings | 15 Specimens held in the Harvard University Herbaria identified as Geastrum mammosum Chevallier |
| Identification made in | [no date] (15) |