Psora globifera (Ach.) A. Massal.  
Family: Psoraceae
[Biatora globifera (Ach.) Ach.,  more]
Psora globifera image
Stephen Sharnoff  
Psora globifera image
Stephen Sharnoff  
Psora globifera image
Stephen Sharnoff  
Psora globifera image
Stephen Sharnoff