H. M. Leake 243 



curves and it has not been possible to obtain from the records available 

 any clear indication of their existence. For the present, therefore, it 

 is impossible to do more than recognise that in this correlation betw^een 

 the flower colour and the length of the vegetative period may lie the 

 explanation for the failure of the early and late flowering characters to 

 fall into line with other Mendelian phenomena. 



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Journ. of Gen. i 17 



