320 THE WHEAT PLANT 



Straw, tall, 118 cm. (47 inches) high, stout, hollow. 



Ear, 4-5-5 cm. long, sometimes " clubbed," 12 mm. across the face, 15-17 

 mm. across the side ; spikelets 20-22 ; = 50 (Ear type i, Fig. 200). 



Empty glume, blue-black, and clothed with pale hairs except near the base, 

 where it is yellowish-white like the unexposed portions of the flowering glume ; 

 7 mm. long ; apex narrow ; apical tooth curved, blunt, i mm. long (9, Fig. 191). 



Grain, flinty, 5-7 mm. long, 3 mm. broad, 3-1 mm. thick. 



