| Name | Usnea pensylvanica Motyka |
| Authorship | Motyka |
| Rank | Species |
| Placed in | Usnea Dillenius ex Adanson |
| GUID | urn:lsid:indexfungorum.org:names:371262 |
| Citation | 1937 Usnea fasc. 2: 332, 351 |
| Holdings | 17 Specimens held in the Harvard University Herbaria identified as Usnea pensylvanica Motyka |
| Identification made in | [no date] (17) |
Copyright © 2013 The President and Fellows of Harvard College | Accessibility