185 



Fig. 431. Stipa macounii Scribn. Macoun Cat. Can. PI. 5:390. 

 1890. {S. richardsonii A. (iray, IS.oti, uot Link, 1833.) M.vcorx's 

 Stii'a. A slender, densely CM.spitose perennial 3 to G dm. bi^^b. 

 with very narrow leaves and lew-ilowered panicles 4 to 10 cm. 

 long. Knipty glumes () about 1 mm. long, tbc pubescent flower- 

 ing glnmes a little sborter than tbe empty ones. Awn, 8 to 10 

 mm. long. Maine to Lake Superior and northward. July- 

 Auirust. 



