| 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) | 
