64 



MENDELISM 



fashion, giving a generation consisting of sinensis, 

 intermediates, and stellaia in the ratio i : 2 : i. 

 Subsequent breeding from these plants showed that 

 both the sinensis and stellata which appeared in the 

 bred true, while the intermediates 



<^<l 0O 



Fig. 12. 



PrinuiLi flowers to illustnite the intermediate nature uf the F] flower when sinensis 

 is crossed with .^tt:ttalct. 



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. 



Among birds a ca.se of similar nature is that of 

 the Blue Andalusian fowl. Fanciers have long 



