| Name | Umbilicaria flocculosa (Wulfen) Hoffmann |
| Authorship | (Wulfen) Hoffmann |
| Rank | Species |
| Placed in | Umbilicaria Hoffmann |
| GUID | urn:lsid:indexfungorum.org:names:408108 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Umbilicaria flocculosa (Wulfen) Hoffmann |
| Identification made in | [no date] (7) |