| Name | Usnea trichodea Acharius |
| Authorship | Acharius |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Usnea Dillenius ex Adanson |
| Contains | Usnea trichodea var. ciliata Müller Argoviensis |
| GUID | urn:lsid:indexfungorum.org:names:119591 |
| Citation | 1803 Methodus (Acharius) 312 |
| Holdings | 119 Specimens held in the Harvard University Herbaria identified as Usnea trichodea Acharius |
| Identification made in | [no date] (108), 1959 (2), 1989 (1), 2005 (7), 2018 (1) |
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