Hypotrachyna osseoalba (Vain.) Park & Hale  
Family: Parmeliaceae
[Parmelia formosana Zahlbr.,  more]
Hypotrachyna osseoalba image
Stephen Sharnoff  
Hypotrachyna osseoalba image
Troy McMullin  
Hypotrachyna osseoalba image
Stephen Sharnoff  
Hypotrachyna osseoalba image
Stephen Sharnoff  
Hypotrachyna osseoalba image
Stephen Sharnoff