| Name | Umbilicaria polyrrhiza (Linnaeus) Fries |
| Authorship | (Linnaeus) Fries |
| Rank | Species |
| Placed in | Umbilicaria Hoffmann |
| GUID | urn:lsid:indexfungorum.org:names:408148 |
| Holdings | 21 Specimens held in the Harvard University Herbaria identified as Umbilicaria polyrrhiza (Linnaeus) Fries |
| Identification made in | [no date] (18), 2011 (3) |