2(i3 



Fig. 55y. Poa vaseyochloa Scribii. U. S. Dept. Aj-r., I>iv. 

 Agros., Cir. 9:1. 1899. (/'. pidchella Vasey.) Vasey's Bue- 

 (JKASS. A sleuder, CiC'spitose pcieunial with sboit, HIiforin leaves, 

 suiootb, erect eiilrus 1 to l.'j dm. hiyh, and delicate. nieu pauicles 

 2 to .3 cm. long, .'^pikelets 3- to .5-tlowered, 6 to 8 mm. long, with 

 short, and usually oUtuso outer illumes (a), and scalirous, olttuse, 

 lloweriug glumes (<). Moist jilaces among rocks, Idaho, Wash- 

 ington, and Oregon. April, May. 



