158 LUTHER BURBANK 



and fruit grown f roni such grafts will be uniform 

 in quality, within the limits of Variation that 

 characterize the individual specimens of any fixed 

 race. 



When I say that something like 

 seven and a half million hybrid 

 seedlings of the plum have passed 

 under my hand and eye in the 

 course of my many series of experi- 

 ments in the perfection of this fruit, 

 the reader will have little wondef 

 that each individual cross has not 

 been recorded; though all of prac- 

 tical importance have been. 



