1 66 



THE COTTON PLANT IN EGYPT CHAP. 



differentiation and coalescence, but it is not worth fur- 

 ther consideration until we possess the data from later 

 generations. 



This Afifi x Sultani cross was made principally in the 

 hope of obtaining a simple inheritance of this particular 



2-7 

 FIG. 65.- 



3-0 3-3 - 



-LOCULI OF THE OvAKY. 



character. Although it has failed to give the expected 

 simplicity it is still less complex than the JGgypto- 

 American crosses. The graphs are most strongly 

 indicative, to the unbiased mind, of the formation of a 

 new character in F 1? which subsequently breeds true ; 

 nevertheless, in the light of the other crosses, there can be 

 little doubt that such is not the true interpretation. 



