TEN CORX VAT?TATTOV<; 



$how9 the gram of an improvci: 

 the primitive type of com. h / 

 racldi or cob, the kernels iheUin. 

 like wheat. The other figures «au„ 

 few gradaOom from this primitive to 

 field com, as developed through sdee- 

 tiotK We may suppose tfuxt the com 

 passed through some such stages as 

 these in the course of its long evotution- 

 arff devehptnenL 



