No. 95. 

 BROMUS SUKSDORFll Vasey, Bot. Gaz. x. 223 (1885). 



I'litnl ijuioiiuial, iu tufts or small biiuckes, with matteil, almost wooily liasc and 



coarse r(H>ts. 



Cuhiiii erect, striate, nearly sniootli, naked .^ Avay below tlie panicle, 2 feet tall. 



LiacvH of the culm 4 toO; sheatlis striate, sniootli, half open at the throat, usually 

 exeee<liiig the internodes; blades erect, flat, auriculate at the base, 2 to 4 lines wide, 

 .i to ti inches loug, the middle ones longest; ligiile obtuse, crenulate, 1^ lines long or 

 h'ss. 



Inflorescence a close, strict, erect panicle 3 to 5 inclies long; rays 2 to 4 at each of 

 tlie 4 or 5 nodes, erect, unequal, 2 inches long or less, bearing appressed, short-pedi- 

 celled spikclets. 



SpikdetH narrowly lanceolate, acute, 4- to 6-flowercd, 5 to 1 inch long, the florets erect 

 and closely iiiil)ricated; empty glumes oblong-ovate, obtuse, smooth, or slightly pubcs- 

 (MMit on the nerves, the first 1-ncrvcd or indistinctly 3-nerved, 4 to o lines long, the 

 second 1 line longer and 5-nerved; floral glume lance-ovate, acute or sub-obtuse, finely 

 pubescent, 7-nerved, 6 to 7 lines long, with a straight awn 2 lines long at the apex; 

 pak't oblaiiceolate, rounded at the apex, sparsely ciliate on the keels, 1 line shorter 

 than the glume; grain oblong, with broad, shallow groove on one side, acute at the base, 

 with a tuft of hairs at the rounded apex, reddish yellow, semitransluceut, 4 lines 

 l(jng; iuternode of rachilla smooth, lA lines long. 



I'LATi': XCV; a, sjjikelct; b, first empty glume; v, seiioiid empty glume; d, floral 

 glume ; e, i)alet not opened, ventral view ; /, grain. 



Oregon and Washington in the dry mountains at 5,000 to 7,000 feet altitude. 

 The species is well marked by the short, close panicle. 



