209 



Fig. 505. Triodia mutica (Torr.) Scribn. Bull. Torr. Bot. Club 

 10:30. 1883. (Tricuspis mutica Torr. Pac. R. Ry. Rept. 4: 156. 

 1857.) Slender Triodia. — A sleuder, wiry, erect perennial 3 

 to 5 dm. high, with short, narrow leaves and contracted panicles 

 10 to 20 cm. long. Spikelets 5- to 8-flowered, 8 to 10 mm. long, 

 with obtuse or emarginate flowering glumes (c) which are pubes- 

 cent on the keel and marginal nerves near the base. — Dry hill- 

 sides, Texas and Arizona. [Mexico.] April-October. 

 19819— No. 17 14 



