348 FIELD CROPS FOR THE COTTON-BELT 



with larger auricles than those of any of the other small 

 grains. 



The barley spike consists of a long, jointed rachis bearing 

 three spikelets at each joint. The spikelets are one- 



FlG. 57. — Heads of Tennessee Winter barley, 

 side and front views; also detached kernels 

 with the awns removed. 



flowered. Each flower produces three stamens and a 

 double, plume-Hke stigma similar to wheat. The. some- 

 what awl-shaped outer glumes are about three-eighths inch 

 long, each bearing a short, flexible beard about three- 

 fourths inch long. The flowering glume is distinctly five- 

 nerved and in most varieties is prolonged into a stiff beard 



