212 



Fig. 194. Bouteloua uniflora Vasey ; Beal, Grasses N. Am., 2 : 

 426. One-flowered Grama. — A slender, erect perennial 3 to 4.5 

 dm. high, with narrow, long-attenuate-pointed leaves and numer 

 ous (twenty-five to seventy-five), spreading or deflexed one-flow- 

 ered spikes approximate along the eommon axis. — Southwestern 

 Texas. September. 



