129 



Fig. 111. Muhlenbergia gracilis Trln. ; Beal, Grasses N. Am., 

 2 : 242.— A sleuder, but rather rigid, densely ciespitose perennial 

 1..5 to 6 dm. high, with narrow, involute leaves, and contracted 

 panicles 8 to 15 cm. long.— Ascending to 2,700 m. or more. Texas 

 to Arizona, Colorado, and Wyoming. [Mexico.] .June-September. 

 18.S37— No. 7 9 



