| Name | Umbilicaria sp. |
| Authorship | |
| Rank | Species |
| Placed in | Umbilicaria Hoffmann |
| Holdings | 20 Specimens held in the Harvard University Herbaria identified as Umbilicaria sp. |
| Identification made in | [no date] (18), 1975 (1), 2010 (1) |
| Name | Umbilicaria sp. |
| Authorship | |
| Rank | Species |
| Placed in | Umbilicaria Hoffmann |
| Holdings | 20 Specimens held in the Harvard University Herbaria identified as Umbilicaria sp. |
| Identification made in | [no date] (18), 1975 (1), 2010 (1) |