296 



THE EVOLUTION OF OUR NATIVE FRUITS 



type which is most productive of good and various 

 forms is the purple -cane group, which we have already 

 discussed. 



There is every reason to believe that much greater 



Fig. 58. A garden hybrid. Gregg X Shaffer. 



results are possible in the improvement of the Ameri- 

 can raspberries than have yet been obtained. The 

 European raspberry is still superior in size and quality, 

 but if it has been possible to derive the varied garden 



