| Name | Usnea barbata var. rubiginea Meyen & Flotow |
| Authorship | Meyen & Flotow |
| Rank | Variety |
| Placed in | Usnea barbata (Linnaeus f.) Weber ex F. H. Wiggers |
| GUID | urn:lsid:indexfungorum.org:names:478152 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Usnea barbata var. rubiginea Meyen & Flotow |
| Identification made in | [no date] (3) |