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Another Group of Color-Variants

What could be more interesting than to experiment with the seeds of five flowers such as these? The seedlings would be sure to show the widest possible range of variation, and new varieties of almost any type of flower coloration that might be desired could be obtained by selective breeding.

Another Group of Color-Variants

This image is from: Luther Burbank: his methods and discoveries and their practical application. Volume 9 Chapter 6