| Name | Usnea barbata var. perplexans (Stirton) Vainio |
| Authorship | (Stirton) Vainio |
| Rank | Variety |
| Placed in | Usnea barbata (Linnaeus f.) Weber ex F. H. Wiggers |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Usnea barbata var. perplexans (Stirton) Vainio |
| Identification made in | [no date] (1) |
Copyright © 2013 The President and Fellows of Harvard College | Accessibility