Limits in Hybridization 
IT 
from 1-1. Six bags were used and as many clusters treated. These 
flowers were not emasculated as were the preceding ones, but had the 
foreign pollen administered to them as soon as they had opened. From 
A fruit cluster from Malaga Seedling No. 3, whose self-sterile flowers had been 
bagged and treated to pollen from a Rotundifolia vine, showing how readily 
some Vinifera varieties will produce fruit with pollen from V. rotundifolia. 
Reduced. 
this cross 218 seeds were obtained and of the resulting hybrid seedlings 
52 were set in the nursery. Four of these died from drought during 
the summer of 1918. 
In 1917 Malaga also was used as a female parent. Four flower clus- 
