| Name | Umbilicaria hirsuta (Swartz ex Westring) Acharius |
| Authorship | (Swartz ex Westring) Acharius |
| Rank | Species |
| Placed in | Umbilicaria Hoffmann |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Umbilicaria hirsuta (Swartz ex Westring) Acharius |
| Identification made in | [no date] (8) |
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