'0 Studies of Inheritance in the Japanese Convolvulus 



TABLE 'XVI. 



Results 



Expected 



Pedigree 



No. of 



f 2 plants 



22 



11 (a) 



Leaf- 

 colour 



green 



No. of 

 coloured 

 flowering 



plants 



56-25 

 9-00 



Totals 



22 yellow 



11 (a) 



62 



18 



25 



8 

 



87 



26 

 6 



65-25 



19-50 

 4-50 



No. of 



white 



flowering 



plants 



18-75 



3 00 



21-75 



6-50 

 4-50 



±2-25 

 ±1-00 



±3-25 



±1-50 

 ±1-50 



±3-750 

 ±1-500 



±4-039 



±2-208 

 ±1-060 



Totals 24 



Gross totals 86 



8 

 33 



32 

 119 



24-00 

 89-25 



24-00 

 89-25 



± ±2-450 



±3-25 ±4-724 



we see that the ratio of individuals with coloured and white flowers 

 is 3 : 1. 



In the above Table, if we classify flower-colour of green plants into 

 red and dark-red, we see that their ratio is 2 : 1, as was the case in F.^, 

 (see Table VI). This is shewn in Table XVII 



Pedigree 



No. of 



Fi plants 



22 



11(a) 



Red 



35 



6 



Results 



Dark-red Totals 

 19 54 



2 8 



TABLE XVII. 



Expected 



Red 



36-00 



5-33 



±1-00 

 ±0-67 



±3-697 

 ±1-334 



Totals 



41 



21 



62 



41-33 



20-67 



±0-33 



±3-712 



{d) F4, Generation. 



Seeds were obtained from 43 F^ plants. The results in F4, are shewn 

 below. 



1. Leaf -colour. 



Only the families of plants which segregated into green and yellow 

 plants are shewn in the following Table. 



TABLE XVIIL 



Results 



Expected 



