25 



Fig. 321. Andropogon halepensis Brot. (Sorghum halepens? 

 Pers; Eolcus halepensis Linn. Sp. PI. Ed. 1, 1047.) Johnson 

 Grass. — A stout, smooth, erect perennial 1 to 2 m. high, from 

 strong, creeping rootstocks, with long, flat leaves, 1 to 2 cm. broad, 

 and open panicles 15 to 30 cm. long. Sessile spikelets (a) 4 to 5.5 

 mm. long, the awn of the flowering glume 10 to 15 mm. long. — In- 

 troduced and cultivated in many of the Southern States for hay. 

 [Southern Europe, Asia, and North Africa.] 



