296 LUTHER BURBANK 



concerned for the most part with a bald recital 

 of the names of the more important new vari- 

 eties of plant life, presented somewhat in the 

 order of their introduction. Even as to these, 

 nothing like a complete list will be given, for the 

 minor improvements of plant life, large num- 

 bers of which have been referred to in the course 

 of this work, do not call for special refer- 

 ence here. 



Even the recital of the names that cannot well 

 be overlooked may carry us to rather tiresome 

 lengths. 



The new varieties of hybrid plants announced 

 in the publication of 1893 are listed in eighteen 

 successive groups, as follows: i 



(1) Hybrid Walnuts, including the forms 

 named the Paradox and the Royal. The pedi- 

 grees of the two hybrids are given, one 

 being a cross between the California and the 

 Persian walnut and the other between the 

 black walnut of the East and the California 

 black walnut; but the distinctive names were 

 given later. 



(2) A new Japanese Mammoth Chestnut. 

 The origin of this chestnut is given, and it is 

 stated that the one offered is "the best one of 

 more than ten thousand seedlings, a tree which 

 every season bears all it can hold of fat, glossy 



