Fig. 68 BB. nififerent varieties of 

 maize. Zea mays. (1) Mexican; (2) 

 Mexican; (3) Uent le^al tender; (4) 

 Dent; (5) Sweet; (6) Pop; (7) Husk 

 maize with bracts removed ; (8) Dent, 

 mortg-age lifter; (9) White dent; (10) 

 Dent; (11) Flint; (12) Black Mexican 

 sweet. (King.) 



Fig. 69. Wheat, Triticum sativum. 

 Common bearded winter wheat, Triti- 

 cum sativum vulgare 3. Triticum sati- 

 vum vulgare mutlcum. (Hackel.) 



Fig 69 AA. Polish wheat, THH- 

 cum Polonicum. 2 Bearded spelt. 

 Triticum sativum speUa. (Hackel.) 



Fig. 69 A. "German ^heat," Tnti- 

 cum sativum dicoccum. 2. One-grained 

 wheat, Triticum monococcum, L. 

 (After Hackel.) 



