ORIGIN AND SIGNIFICANCE OF CORN BELT MAIZE 



147 



shanks on typical Southern Dents. However, simply b}- using the hyj)othesis 

 that one extreme would have to come in from the Northern Flints, the other 

 from the Southern Dents, we were able within one working day to tabulate 

 measurable features of these shanks and to incorporate all the facts in a 



< 



X 

 h- 



o 



z 



LJ 



< 



I- 



o 



I- 



10 



15 



20 



WIDTH OF MID-INTERNODE OF SHANK 



Fig. 8.8 — Pictorialized diagram showing relationship in 164 Corn Belt inbreds of the fol- 

 lowing shank characters: total length, width of mid internode, length of longest internode, 

 maximum width minus minimum width, and number of condensed internodes. 



