| Name | Usnea silesiaca Motyka |
| Authorship | Motyka |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Usnea Dillenius ex Adanson |
| GUID | urn:lsid:indexfungorum.org:names:408501 |
| Citation | 1930 Wydaw. Muz. Slask. Katowicach. Dzial III 3(2): 19 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Usnea silesiaca Motyka |
| Identification made in | [no date] (4), 2005 (3) |
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