304 LUTHER BURBANK 



which, though inferior, without special selection 

 for this purpose, is hardy as far north as 

 Philadelphia. 



OTHER SUBTROPICAL FRUITS 



And a similar suggestion may be made regard- 

 ing a considerable company of other fruits that 

 have come to us from tropical and subtropical 

 regions. 



The olive, the fig, the persimmon, the guava, 

 the alligator pear, the banana, the pomegranate, 

 the pineapple these are but a few of the more 

 familiar members of a varied company of fruits, 

 not in themselves related except that they all had 

 their original home in the tropics and for the most 

 part have proved indisposed to migrate exten- 

 sively into temperate zones. 



One or two of these, to be sure, have shown a 

 tendency to follow the example set by the plum, 

 the pear, and the apple, and try their fortunes in 

 regions lacking the perpetual summer of their 

 original habitat. 



Most notable among these, perhaps, is the per- 

 simmon, which made its way to Japan on one 

 continent, and to the south central regions of the 

 United States on the other. 



This fruit has been cultivated to best advan- 

 tage in Japan, where the secret was first discov- 



