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Koerberiella wimmeriana (Körb.) Stein  
Family: Lecideaceae
[Aspicilia leucophyma (Leight.) Hue,  more]
Koerberiella wimmeriana image
Stephen Sharnoff  
Koerberiella wimmeriana image
Stephen Sharnoff  
Koerberiella wimmeriana image
Koerberiella wimmeriana image
Koerberiella wimmeriana image
Koerberiella wimmeriana image