| Name | Usnea baileyi (Stirton) Zahlbruckner |
| Authorship | (Stirton) Zahlbruckner |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Usnea Dillenius ex Adanson |
| Contains | Usnea baileyi f. implexa Zahlbruckner |
| GUID | urn:lsid:indexfungorum.org:names:408325 |
| Holdings | 17 Specimens held in the Harvard University Herbaria identified as Usnea baileyi (Stirton) Zahlbruckner |
| Identification made in | [no date] (12), 2005 (5) |