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Melanohalea olivacea (L.) O. Blanco et al.  
Family: Parmeliaceae
[Imbricaria olivacea (L.) DC.,  more]
Melanohalea olivacea image
Stephen Sharnoff  
Melanohalea olivacea image
Lucy Taylor  
Melanohalea olivacea image
Stephen Sharnoff  
Melanohalea olivacea image
Stephen Sharnoff