SOME COLORADO GRASSES. 
51 
BROMUS CILIATUS (L.). 
Stems 2 to 4 feet high; leaves pale green, somewhat 
rough; sheaths loose, shorter than the nodes, densely 
wooly; ligule truncate; panicle nodding, branches in 3s 
or 5s, widely spreading; lower outer glume narrow, one- 
nerved, upper three-nerved, mucronate; flowering glume 
silky, villous on the margins, the mid-rib terminating in 
a short, rough awn; palet equal, obtuse or two-toothed. 
This grass occurs in shade or among rocks, in stout 
tufts, at nearly all elevations. [Varies to old variety 
B. purgans, L.~\. 
ANALYSIS. 
Moisture_ 8.07 
Ash_ 7.19 
Fat___ 3.10 
Albuminoid nitrogen_ 4.73 
Crude liber_ 28.66 
Nitrogen-free extract--- 56.32 
Total_100.00 
BROMUS BREVIARISTATUS (Thurb). 
Culm 2 to 3 feet high; leaves flat, scabrous above, 
often 8 inches long on the stem; sheaths shorter than the 
nodes, the lower ones downy, the upper smooth; ligule 
elongated; panicle slender, loose, erect; branches solitary 
or in pairs; spikelets scabrous, compressed, sharply two- 
edged, six to eight flowered; outer glumes narrow, acumi¬ 
nate, five to seven-nerved; flowering glume obscurely 
nine-nerved, tipped with a bristle 1 line long. 
Abundant along the east face of the Rocky 
Mountains. 
