A. B. Stout 



79 



noted, however, that self-sterile plants appear in large proportions, and 

 that there are various degrees of self-fertility in each series. 



TABLE TIL 



Record for three series descended from plant (A x E22)—9—, No. 4. 

 All from three generations of self -fertile parentage. 



Record for heads pollinated 



Considering the three series together, 13 plants were self- fertile, 

 and 14 were self-sterile. In only one plant was the fertility higher 

 than 28 7o. and in this case the percentage was 51. The average for 



* In a former publication (Stout, 1916, Table 5) this plant was by error reported 

 as white-flowered. 



