| Name | Rhizocarpon concentricum (Davies) Beltramini |
| Authorship | (Davies) Beltramini |
| Rank | Species |
| Placed in | Rhizocarpon Ramond ex de Candolle |
| GUID | urn:lsid:indexfungorum.org:names:403973 |
| Citation | 1858 Lich. Bassan. 187 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Rhizocarpon concentricum (Davies) Beltramini |
| Identification made in | [no date] (7) |