268 



THE WHEAT PLANT 



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9 10 ii 



J 2 13 H 15 l6 17 l8 19 20 21 22 



FIG. 165. Empty glumes of bearded forms of Bread wheat (T. vulgare) ( x 2). 

 12 34 5 6 7 8 9 10 ii 12 



H 15 16 17 18 iy 20 21 22 23 24 25 



FIG. 166. Empty glumes of beardless forms of Bread wheat (T. vulgare). 



