318 



Fig. 614. Elymus macounii Vasey, Bull. Torr. Bot. C'liib, 13 : 

 119. 1886. Macoin's Lymk-grass.— A slender, upriylit, suiootb, 

 cu'spitose perennial 3 to 8 dm. high, with narrow, erect leaves and 

 slender, nearly cylindrical spikes 6 to 10 cm. long. Spikelets 1- to 

 3-flowercd, with mirrowlyliinceolato empty glMnies(«)8 to 10 mm. 

 long.— Rather moist soil, South Dakota lo Colorado and Montana. 

 [British Columbia.] .Tune-August. 



