171 



Fig. 467. Sporobolus utilis Torr. Pac. K. Ry. Eept. 5 : 36.5. 

 1853. Apare.jo Grass —A slender, vriry, much branched peren- 

 nial, with short, spreading, or recurved, involute leaves and nar- 

 row, simple, few-flowered panicles. Spikelets about 2.5 mm. 

 long, with the empty glumes (a), about one-half the length of the 

 obtuse flowering glume.— Swampy places, alongmountain streams, 

 Avestern Texas to Nevada and southern California. [Mexico.] 

 January-December. 



