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Cactus Seedlings Ready For Inspection

Here are some cactus seedlings of very different types, undergoing observation. From among them the ones that show the rudimentary leaves, rather than spines will be selected for further use. They represent a stage in the development of the spineless cactus.

Cactus Seedlings Ready For Inspection

This image is from: Luther Burbank: his methods and discoveries and their practical application. Volume 8 Chapter 6