No. .?]. 

 AGROSTIS EXARATA Trin. l<Mina ASPERFOLIA Vasey. 



Plant aiiiiiuil, not tufted. i)ale green throughout or purpli.sli in tlic inflorescence,. 



Cuhn erect or .sligiitly geniculate beh)w, rather robust. nearl\ smooth, at h-ngtli 

 naked above, 2 tt) .'5 feet higli. 



Leaven of cuhn .'5 or 1 : sheaths rathei- loose, striate, smooth, the lower exceeding 

 the internodes, the U|)])er usually shorter; blades Hat, scabrous on botii sides, slender- 

 jiointed, 2 to '^ lines wide, -'i to 6 inches long: ligule almost herbaeeou.s, striate, obtuse, 

 decurrent, 3 to 4 lines long. 



Tnjforesceiur a I'ather dense, narrow, (M'ect, or slightly nodding panicle fi to Id 

 inches long, about 1 inch thick; common axis smootli and shining: branches glomer- 

 ate, erect, scabrous, unet|ual, i to 2 inches long: the shorter branch bearing .sjfikelets 

 to the base, the longer naked below. 



Spikricts on hisj)id ])edicels nearly ecjualing themselves, narrowly lanceolate, turgid, 

 1-tiowered, 1 to l^ lines long; first empty glume lance-ovate, acute, sleuder-i)oiute(l, 

 carinate above, hisj)idulous throughout, hispid on the keel, 1 to 1^ lines long; second 

 emi)ty glume same as first, but smoother and J to i line shorter: floral ghune broadly 

 oblong, minutely dentate at the truncate apex, thin-membranaceous. .">-nerved to the 

 apex, !5 line long, with a slight, .short, jnlose callus at the ba.se ; palet minute (»r 

 wanting; grain s])indle-sha])ed, yellow, ojiacpie. A line long. 



Plate WXI: h. s|)ikelet eidaiged alxjut ll' times: /*. floral glume, dorsal \iew. 



California to Washington. 



