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Collema nigrescens (Hudson) DC.  
Family: Collemataceae
[Collema nigrescens f. nigrescens (Huds.) DC.,  more]
Collema nigrescens image
Stephen Sharnoff  
Collema nigrescens image
Stephen Sharnoff  
Collema nigrescens image
Stephen Sharnoff  
Collema nigrescens image
Stephen Sharnoff  
Collema nigrescens image
Stephen Sharnoff  
Collema nigrescens image
Stephen Sharnoff  
Collema nigrescens image
Stephen Sharnoff