| Name | Umbilicaria erosa (Weber) Hoffmann |
| Authorship | (Weber) Hoffmann |
| Rank | Species |
| Placed in | Umbilicaria Hoffmann |
| GUID | urn:lsid:indexfungorum.org:names:408102 |
| Holdings | 34 Specimens held in the Harvard University Herbaria identified as Umbilicaria erosa (Weber) Hoffmann |
| Identification made in | [no date] (32), 1948 (2) |