153 



Fig. 135. Agrostis humilis Vasey (A. varians Trin. ? not Thuill.). 

 — A dwarf, slender perennial 6 to 12 cm. high, with short, flat leaves 

 and contracted, purplish panicles 2 to 3 cm. long. — Moist meadows, 

 or mossy and springy places, at 2,100 to 3,000 m. altitude on the 

 mountains of Colorado, Wyoming, Washington, Oregon, and Mon- 

 tana. August, September. 



