Calamagrostis canadensis (Michx.) P.Beauv.  
Family: Poaceae
blue-joint grass
[Calamagrostis anomala Suksd.]
Calamagrostis canadensis image
Christopher Noll  
Calamagrostis canadensis image
Hugh H. Iltis  
Calamagrostis canadensis image
Kenneth J. Sytsma  
Calamagrostis canadensis image
Christopher Noll  
Calamagrostis canadensis image
Robert W. Freckmann