128 



Fig. 110. Muhlenbergia virescens (HBK.) Trim; Beal, Grasses 

 N. Am., 2 : 212. A rather slender, erect perennial about 6 dm. 

 high, with long, narrow leaves and a strict, pale-green or straw- 

 colored panicle ahont 15 cm. long. At an altitude of 1,800 to 

 2,400 m. on the mountains of Arizona and New Mexico. [Mexico.] 

 May, June. 



