Carex deweyana  
Family: Cyperaceae
Dewey's sedge
Carex deweyana image
Jason J. Husveth  
Carex deweyana image
Emmet J. Judziewicz  
Carex deweyana image
Linda W. Curtis  
Carex deweyana image
Linda W. Curtis  
Carex deweyana image
Linda W. Curtis