| Name | Usnea setulosa Motyka |
| Authorship | Motyka |
| Rank | Species |
| Placed in | Usnea Dillenius ex Adanson |
| Citation | 1937 Usnea 2: 307, 312 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Usnea setulosa Motyka |
| Identification made in | 1931 (1) |
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