4 contents. 



The Excketory Theory 121 



Is the Walnut Poisonous? 124 



Are House Plants Injurious to Health?... 127 



Blue Glass 130 



Plant Diseases 138 



What is a Species? 141 



Something New 146 



Appendix: 155 



Fruits true to variety 155 



IIow to grow ligs 155 



Nectar 155 



Origin of tlie cabbage 155 



Second flowering of timothy 156 



Apple seeds 150 



Artificial parasites 156 



A gardener's cut 157 



Tlieseatof vitality 157 



Potatoes mixing in the hill 157 



Cactus leaves 157 



Action of Pollen 158 



Sex in melons 158 



"lie and she" squashes 159 



Flavoring water-melous on the vines 160 



The seeds of clot-bur 160 



A remedy for orange scale 161 



A fruit tree invigorator 161 



Seed fertilizers 162 



Silica to stiffen Wheat straw 163 



Trifacial oranges 184 



Influence of electricity on plants 166 



