Usnea rigida
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Lecanorales
- family: Parmeliaceae
- genus: Usnea
- species: Usnea rigida
Dellach im Drautal
Feld am See
Steinfeld
CarinthiaDorfgastein
SalzburgTreglwang
StyriaBürserberg
Innerbraz
Vorarlberg
AustriaWest Vancouver
British Columbia
CanadaLocarno
Ticino
Switzerland