CHAP. VII 



DOMINANCE 



69 



giving a g^eration consisting of sinensis, intermediates, 

 and stellata in the ratio 1:2:1. Subsequent breeding 

 from these plants showed that both the sinensis and stel- 

 lata which appeared in the F2 generation bred true, while 



000 



Fig. 12. 



Primula floweis to illustrate the intermediate nature of the Fi flower when sinmsb is 

 crossed with sieUata. 



the intermediates always gave all three forms again in the 

 same proportion. But though there is no dominance of 

 the character of either parent in such a case as this, the 

 Mendelian principle of segregation could hardly have a 

 better illustration. 



