102 



Reduplication Series in Sweet Peas 



TABLE IX. 



F^ families from Fo normal fertiles ex F^ plants^ heterozygous for 

 sterility and cretinism. 



(Nature of l\ mating^Nf x nF.) 



Normal 



Cretin 



Normal 



Cretin 



Fertile Sterile 



F ^ families from F^ parent, '12, 76 (Table IX). 



Normal 



Cretin 



22 



4 



X 



14 



1 The cross x denotes that the type of plant indicated occurred in these families 

 though the actual numbers were not determined. In all such cases at least 30 individuals 

 were examined. The sign — denotes that the class of individual under which it is placed 

 was not found. 



