78 Mr. Darbishire. Experimental Estimation of the [Dec. 7, 



Summary of F 2 Families from Crosses between Pure Yellows and Extracted 



(F 5 ) Greens. 





Yellow. 



Green. 



Table III 



38,565 

 17,150 

 19,759 

 29,410 

 161 



12,788 

 5,719 

 6,406 

 9,829 

 50 



„ IV 



„ V 



„ VI 



Family referred to on p. 65... 



Totals 



105,045 



34,792 





Percentage of green 24 "88 



Actual deviation — - 12 



Probable Error of percentage ±0 "078 



Table VII. — Particulars of F 2 Families from Control Crosses made in 1906. 



Number 



of 

 family. 



T. 



Or. 



? 



Number 



of 

 family. 



T. 



Gr. 



? 



Number 



of 

 family. 



Y. 



Gr. 



? 



29. 1 



108 



29 





31.4 



103 



33 





32.4 



46 



18 





29.2 



95 



22 





32.1 



22 



9 





32.5 



72 



25 





31. 1 



73 



26 





32.2 



60 



19 





32.6 



70 



23 





31. 2 



227 



78 





32.3 



76 



27 





32.7 



110 



31 





31. 3 



84 



19 





















Note. — For details of parentage, see Table II. 



