LIST OF ILLUSTRATIONS 



FACING 

 PAGE 



Cultivating the mammoth pieplant. Some leaves are three 

 to four feet across. Mr. Burbank is the central 

 figure . . . . . . .309 



Mr. Burbank pollinating the blossoms of a plum tree . 316 

 One of Mr. Burbank' s rare roses . . . 323 



One of the few double hybrid clematises . . .334 



The * Burbank" and "Tarrytown" cannas under test at 



Santa Rosa, where they originated . . .341 



The improved everlasting flower to be used in millinery . 348 



The re-created wild onion flower, Brodicea capitata, changed 

 from a deep purple to purest white and greatly in- 

 creased in size ...... 355 



Rare effects developed in the transformation of the colum- 

 bine; about one -fourth natural size . . . 359 



Twenty thousand new varieties of plums in process of 



development , 362 



A cactus blossom ...... 366 



XIV 



