422 



BOTANICAL GAZETTE 



[may 



ratios, it is altogether probable that such apparent deficiencies of 

 red in a purple-red ratio, instead of being due merely to chance, are 

 not only characteristic of given individuals, but heritable to some 



TABLE III 



Ear 



660 



661 



704 



707 



683 



684 



682 



680 



670 



678 



571 



572 



Count 



155:51 

 152:51 



182:60 

 204 : 68 



89:29 

 38:8 



132:31 

 29:4 



101:37 

 212:64 



52:10 

 76:32 



Observed ratio 



75-24 

 74-39 



75.20 

 75.00 



75-42: 

 80.85: 



80.98: 

 87.87: 



73 19 

 76.81 



80.64: 

 70.37: 



26.76 



25.61 



24.80 

 25.00 



24-25 

 19-15 



19.02 

 12.13 



26.81 

 23-I9 



19.36 

 29.63 



Predicte 1 ratio 



75.00:25.00 

 75.00:25.00 



7500:25.00 

 75.00:25.00 



75.00:25.00 

 75.00:25.00 



75.00:25.00 

 75.00:25.00 



75.00:25.00 

 75.00:25.00 



75.00:25.00 

 75.00:25.00 



TABLE IV 



degree. It must be realized, however, that such deficiencies of 

 red are probably apparent rather than real; improper classification 

 may throw dark red grains with purple, but it may well be that the 

 border line is thus obscured through some heritable tendency. 



