292 



GRASSES- OF IOWA. 



Fig. 203. Bromus ciliatus — a, empty orouter glumes; 

 b, flowering glume; c, palet (Div. of Agros. U. S. Dept. 

 Agrl. ) 



Fig. ^04. Bromus ciliatus var. laeviglumis—tti 

 spikelet; b, flowering glume; c, palet. (Charlotte 

 M. King. | 



smooth. Panicle very broadly pyramidal, about i to 2 feet (i±-2h dm.) 

 long (lower branches 2 to 4 dm.), slender, flexuous, drooping. 

 Spikelets narrow, live to nine-flowered, ~\ to 11 lines (15-22 mm.) long, 

 on slender, smooth pedicels; the lower one-nerved, acute, i\ to 4 lines 

 (5-8 mm.) long, three-nerved'; Howering glumes narrow, oblong-lanceo- 

 late, obtuse and slightly bifid at the apex, distinctly three, or faintly five 

 to seven-nerved, ciliate-pubescent on each side from the outer nerve to 

 the margin for about three-fourths the length, 5 to 6 lines (10-12 mm.) 

 long; awn slender, straight, \\ lines (2.I nun.) long; palea narrow, 

 equalling the glume; rachilla slender, thinly pubescent. July to 

 August. 



