| Name | Usnea florida f. hirta (Linnaeus) Krempelhuber |
| Authorship | (Linnaeus) Krempelhuber |
| Rank | Forma |
| NomenclaturalStatus | NomLeg |
| Placed in | Usnea florida (Linnaeus) F. H. Wiggers |
| Citation | 1861 Denkschr. Königl. Bayr. Bot. Ges. Regensburg 4(2): 116 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Usnea florida f. hirta (Linnaeus) Krempelhuber |
| Identification made in | [no date] (1) |