| Name | Collema granosum Lamarck & de Candolle |
| Authorship | Lamarck & de Candolle |
| Rank | Species |
| Placed in | Collema (Weber) F. H. Wiggers |
| GUID | urn:lsid:indexfungorum.org:names:123273 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Collema granosum Lamarck & de Candolle |
| Identification made in | [no date] (3) |