348 BOTANICAL GAZETTE [NOVEMBER 



resulted from a mutation of the male genes received from their 

 father, cannot be definitely decided, but further experiments are in 

 progress to test the possibility that the eggs of hermaphrodites 

 can carry hermaphroditism and may therefore sometimes transmit 

 it to their offspring. The evidence thus far is against their doing 

 so to any considerable extent. 



CASE X 



CROSSES BETWEEN FEMALES AND THEIR HERMAPHRODITE SIBS IN A FAMILY PRO- 

 DUCED BY CROSSING HERMAPHRODITE AND MALE 



These are crosses in which the same 2 hermaphrodites of 08116, 

 discussed in case IX, were used as the pollen parents in crosses with 



9 cf ? 



I _ _j i 



^ 



I I 



x-j (Mutant) 



I2 7 73 2 



FIG. ii. Model pedigree for case X 



