222 Inheritance in Dolichos lablab, L. 



The F^. The F^ families from F^ purples showed three types of 

 behaviour : 



(a) Bred true (5 families). 



(6) Segregated into purple and white in the 9 : 7 ratio (35 families), 

 (c) Segregated into purple- and white in the 3 : 1 ratio (25 families). 

 The detailed results are as follows : 

 (a) Breeding true to purple. 



ih) 



Totals ... 756 591 



Expected... 758 589 



Note. Some of the above families are small, and it is not improbable that a few are 

 really of the 3 — 1 type of ratio. 



