| Name | Usnea occidentalis Motyka |
| Authorship | Motyka |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Usnea Dillenius ex Adanson |
| GUID | urn:lsid:indexfungorum.org:names:412177 |
| Citation | 1938 Usnea 3: 557 & 570 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Usnea occidentalis Motyka |
| Identification made in | [no date] (2) |
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