37 



Fig. 19. Hilaria mutica (Buckl.) Benth. ; Beal, Grasses N. 

 Am., 2 : (59. Black Grama. A smooth, branching perennial A to 

 t> dm. high, with densely flowered, usually straw-colored spikes 

 about 5 cm. long. Dry mesas, Texas to southern California. 

 May-September. Valued for forage, especially for grazing. 



