Usnic acid beard lichen
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Lecanorales
- family: Parmeliaceae
- genus: Usnea
- species: Usnea fulvoreagens
Mogersdorf
BurgenlandFeld am See
Friesach
Großkirchheim
Lendorf
CarinthiaDorfgastein
SalzburgBrixen im Thale
Sölden
TyrolBürserberg
Vorarlberg
AustriaWolfville
Nova Scotia
CanadaSzentgotthárd
Vas
HungaryLos Osos
CaliforniaBoothbay Harbor
MaineEugene
OregonPeaceful Valley
Washington
United States