Ten Varieties of Plums grown from the Seed of the Burbank Plum crossed with the Apricot Plum, showing Variations.

japonica and C. americana), the trees, leaves, growth and nuts are midway; second generation and later generations as usual show more varied combinations and variations. To breed the burrs off from chestnuts is dangerous, because it allows the birds to get in at the nuts. The

Bed of Seedlings from Spineless Cactus, showing here and there Reversion to the Original Spine Form.