IIS 



LOCK : 811'DlJiS IN PLANT BTTEEDTNO 



were mottled. Tlie proportionate numbers in which the 

 different types appeared was not determined, but the number 

 of pure white grains was considerably less than the whole 

 number of black and blackish grains taken together. 



Expt. 35. — White dent < Black Mexican. 



The result was similar to the last, but the proportion of 

 pure white grains which resulted was nearly 50 per cent. 



Expt. 36. — Yellow dent x Black Mexican . 



Five brightly mottled yellow and black grains were obtained 

 as the result of accidental pollination. 



Expt. 37. — Yellow flint x Black Mexican. 



Nearly equal numbers of yellow grains and of grains slightly 

 mottled with pale bluish black were obtained. 



F2. 



1. — The result of mutual Pollination between Plants arising from 



the Grains of F 1. 



Expt. 38. 



Mexican. 



-Offspring of the cross Moore's Concord < Black 



Black. 



White. 



L62 

 173 

 232 

 202 

 159 

 171 

 1 83 

 1ST 

 14] 

 171 

 182 

 L75 

 I is 



124 

 178 

 150 

 I 17 

 L62 



3,028 



Table 13. 



Total. 



382 



tog 



.-.I 1 



Hit 

 :{70 

 132 

 397 

 117 

 33 1 

 376 

 425 

 389 

 368 

 3 1 5 

 ::sv 



383 

 292 

 392 



7.075 



Per cent. 

 Black. 



.->7-;> 



57-8 

 55 • 8 

 56-6 

 57-0 



59 

 53 



58- I 



4 



•6 



1 



57 

 53 



.".7 



55-0 



59-8 



tiii-4 



54 • ] 



60*8 



59-9 



58 • 7 



57* 21 



Per cent 



Whit. 



!•_' 

 44 



4:$ 



41* 

 in 

 46 

 41 

 12 

 Hi 



L2 



15 



to 



39 



»:. 

 :{<i 



41) 

 4 1 



42-73 



