297 



Tig. 593. Agropyron tenerum Vasey, Coult. Bot. Gaz. 10: 

 258. 1885. Slender Wheat-grass. — An erect, caespitose, rather 

 stout, smooth perennial 6 to 9 dm. high, with narrow, flat leaves 

 and slender, cylindrical spikes 8 to 15 cm. long. Outer glumes 

 (a) 5-nerved; flowering glumes lanceolate 8 to 10 mm. long, 

 tipped with a stiff, straight awn 1 to 1 mm. long. — Dry soil, New 

 Mexico and southern California to Washington and British Co- 

 lumbia, and eastward to New Hampshire and Labrador. July, 

 August. 



