Slideshow image
Ochrolechia arborea (Kreyer) Almb.  
Family: Ochrolechiaceae
[Pertusaria arborea (Kreyer) Zahlbr.,  more]
Ochrolechia arborea image
Stephen Sharnoff  
Ochrolechia arborea image
Stephen Sharnoff  
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image
Ochrolechia arborea image