37 



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

 Am., 2 : 69. Black Grama. — A smooth, branching perennial 4 to 

 6 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. 



