| Name | Usnea barbata subsp. florida (Linnaeus) Vainio |
| Authorship | (Linnaeus) Vainio |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Usnea barbata (Linnaeus f.) Weber ex F. H. Wiggers |
| GUID | urn:lsid:indexfungorum.org:names:426755 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Usnea barbata subsp. florida (Linnaeus) Vainio |
| Identification made in | [no date] (1) |