195 



Fig. 491. Calamagrostis purpurascens K. Br. in Rich. App. 

 Friinkl. Journ.731. 1823. IM'IU'LK KKi:n-itKNT. A ratlu-r riL:.i<l, 

 densely Cicspitose, erect perennial 3 to G <lni. liigb, with linn, 

 8tron<^ly involute leaves and densely flowered, spike-like panicles 6 

 to 8 cm, long. SpiUelets (5 to 7 nun. long; llowering glnnies (/>) 

 al)ont4.5 mm. long; awninu<h exceeding the glumes. Dry. rocky 

 soil in the mountaiiif^, Colorado to California and northward to 

 Alaska. July, August. 



