PLANT HYBRIDIZATION BEFORE MENDEL 



305 



1. Sowing all the round yellow seeds mentioned above, 301 plants re- 

 sulted, which bore seeds in the following ways : 



38 plants had round yellow seeds AABB 



65 plants had round yellow and round 



green seeds AABB and AAbb 



60 plants had round yellow and wrinkled 



yellow seeds AABB and aaBB 



138 plants had round yellow, round green, 



wrinkled yellow, and wrinkled green 



seeds AABB, AAbb, aaBB and aabb 



2. Sowing all the wrinkled yellow seeds above, 96 plants resulted, 

 which bore seeds in the following ways : 



28 plants had wrinkled yellow seeds • aaBB 



68 plants had wrinkled yellow and wrinkled 



green seeds aaBB and aabb 



3. Sowing all the round green seeds above, 102 plants bore seeds in 

 the following ways : 



35 plants had round green seeds AAbb 



67 plants had round green seeds and wrin- 

 kled green seeds AAbb and aabb 



4. Sowing, all the wrinkled green seeds, 30 plants resulted which bore 

 seeds as follows : 



30 plants had all wrinkled green seeds aabb 



Combining all these results into a common table we find : 



