259 



Fig. 5.J."). Poa cusickii Vasey, fOutril). l'. S. Niit. Herb. 1 : 271. 

 1893. Cusick's I'>Mi:-tii;Ass. A deusely Cifsi)itosc, glattrous 

 pereunial, 3 to I tliii. liigli, with very narrow leaves and con- 

 tracted panicles <i to 10 cm. long. Spikclets (a) 3-to S-llowered, 

 8 to 10 iiiiii. long, with atnte empty glnmcs and lanceolate, acute 

 lloweriug glumes wbicl) are "> to (1 mui. long and finely scabrous on 

 the back, at least below. In canyons, Oregon and Idaho. May, 

 June. 



