G35 



SMOOTH BROME 



Bro'mus iner'mis 



Flower head (panicle) 4 to 10 in, Jong, 

 open, erect; branches erect or somewhat 

 spreading 



Individual flower groups (spikelets) 

 4- to 12-flowered, erect, % to 1# in. 

 long, K to M in. wide, almost round in 

 cross section 



Lowest (2) spikelet bracts (glumes) 

 unequal, hairless, rough on the mid- 

 nerve; 1st glume 1-nerved, about % in. 

 long; 2d glume 3-nerved 



Leaves 5 to 10 in. long, % to % in. wide, 

 flat, light green, hairless, rough on the 

 veins; sheaths shorter than the spaces 

 between the stem joints, hairless, 

 smooth 



Outer flower bract (lemma) about 

 K in. long, awnless, 5- to 7-nerved, 

 rounded at the base, hairless, somewhat 

 rough on some of the nerves especially 

 the midnerve, purple-tipped 



Inner flower bract (palea) nearly as 

 long as the lemma, hairy-fringed on the 

 margin 



Stalks (culms) 2K to 4 ft. high, tufted, 

 erect, rather stout 



Rootstocks long and well-developed, 

 creeping underground, tough, with a 

 papery covering 



Roots fibrous 



