Bloody beard lichen
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Lecanorales
- family: Parmeliaceae
- genus: Usnea
- species: Usnea mutabilis
Los Osos
CaliforniaAstor
Crawfordville
Winter Beach
FloridaIsle of Hope
GeorgiaOquawka
IllinoisPineville
KentuckyAmite
Baker
Covington
Jackson
Prairieville
Roseland
Saint Francisville
LouisianaBuckfield
Kennebunkport
MaineNantucket
MassachusettsGrand Marais
MinnesotaFitzwilliam
New HampshireBlowing Rock
Gatesville
North CarolinaMurrells Inlet
South CarolinaWilliamsburg
Woodbridge
Virginia
United States