140 



FlG. 122. Sporobolus interruptus Yasey ; Beal, Grasses N. 

 Am., 2 : 286. — A rath<T stout, erect perennial with simple culms 

 about 4 dm. high, flat leaves and narrow but loosely flowered 

 panicles 10 to 18 cm. long. — In forests, mountains of Arizona. 

 August. September. 



