The Mode of Inheritance of Semi-Sterility in the Offspring of Certain Hybrid Plants. 335 



Numbers of aborted ovules in six pods of each plant of the progeny of 

 the fertile parents. Plants with white pubescence. 



Pedigree 

 Nos. of 

 parents 



Total Average 



No of percentage 



^°- **' |0f aborted 



plants ovules 



LV-27 



LV-91 



LV-92 



LV-IU 



LV-311 



LV-468 



LA- 475 



LV-486 



LV-527 



LV-54f! 



LV-558 



LT- 570 



5 

 21 

 16 

 10 

 19 



9 

 7 



Total 



46 39 34 17 



The average of the whole is 11 per cent of ovules aborted. 



Numbers of pods with no aborted ovules in the whole pod. Progenies 

 of fertile parents. Plants with white pubescence. 



The average of the whole is .32 per cent of full pods. 



