174 



Fig. 156. Deschampsia elongata (Hook.) Munro: Beal, 

 i trasses N. Am., 2 : 371. Slender Hair-grass. — A slender peren- 

 nial 3 to 12 din. high, with narrow panicles 15 to 38 cm. long. — 

 Montana to British Columbia and southward on the Pacific Slope 

 to Mexico. May-Ansjust. 



