21 



Fig. 199. Bouteloua eriopoda Torr. ; Beal, Grasses N. Am., 2 : 

 421. Wooly-jointed Grama. — A slender, branching, and some- 

 what wiry perennial with wooly-jointed stems 2 to 3.5 dm. long, 

 witb three to six slender, spreading, and rather loosely flowered 

 spikes 1.5 to 2.5 cm. long. — Dry, gravelly soil, Texas to Arizona. 

 [Northern Mexico.] August, September. 



