White Blackberries on the Bush
The direct color photograph print above gives evidence that Mr. burbank selected his white blackberries not only for color, taste, size, firmness and the season of bearing, but also for the form, hardiness and other good qualities of the bush that bears them. In the final production of any new fruit all of these qualities and many others must enter into consideration-and a perfect balance or combination of them is the triumph of final selection.
This image is from: Luther Burbank: his methods and discoveries and their practical application. Volume 2 Chapter 2