Slideshow image
Xanthoparmelia californica Hale  
Family: Parmeliaceae
Xanthoparmelia californica image
Stephen Sharnoff  
Xanthoparmelia californica image
Stephen Sharnoff  
Xanthoparmelia californica image
Xanthoparmelia californica image
Xanthoparmelia californica image
Xanthoparmelia californica image
Jason Hollinger