Usnea flavocardia Räsänen   (redirected from: Usnea wirthii P. Clerc)
Family: Parmeliaceae
[Usnea wirthii P. Clerc]
Usnea flavocardia image
Stephen Sharnoff  
Usnea flavocardia image
Stephen Sharnoff  
Usnea flavocardia image
Stephen Sharnoff