Diversified Colors of Pears
Although of the same heritage, no two of these pears show characteristics suggesting close relationship. Of the four, the one at the right is in some respects the most interesting, owing to its curious segregation of the different color pigments. The progeny of the seeds of this pear may be expected to show green individuals and red individuals, as well as those of various degrees of mottling.
This image is from: Luther Burbank: his methods and discoveries and their practical application. Volume 4 Chapter 4