VARIETIES OF MAIZE 



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245. Classification of Dent Varieties. — Dent varieties may be 

 classified into eighteen groups as follows : 



Classification based upon maturity is open to the objection 

 that the maturity is affected by season and climate, that what is 

 an early variety in one locality may become a late variety in 

 another, and vice versa. A classification based upon roughness 

 of ear is difficult because of the almost insensible gradation 

 from extreme smoothness to extreme roughness. 



A classification based upon specimen ears alone may be as 



