Persian walnut, showing position of sexual organs, 204 74. Bearing branch of English walnut, 205 75. Seedling walnut, 216 76. Flute budding, 220 77. Flowering branch of hybrid walnut, 228 78. Hybrid walnut, 230 79. Hybrid walnut, shell removed, 230 80. Juglans Sieboldiana raceme, 231 81. Black walnut in husk, 232 82. Juglans nigra, husk removed, 233 83. Juglans Californica, 235 84. Juglans rupestris, showing small kernel, 235 85. Juglans Sieboldiana, 238 86. Juglans cordiformis, 239 87. Small fruited walnut, 240 88. Barthere walnut, 242 89. Chaberte walnut, 242 90. Chile walnut, 242 91. Cut-leaved walnut, 243 92. Gibbons walnut, 244 93. Mayette walnut, 245 94. Kernel of walnut, 245 95. Juglans regia octogona, 245 96. Cross section, 245 97. Parisienne walnut, 246 98. Serotina or St. John walnut, 247 99. The caterpillar of the regal walnut moth, 252 100. The regal walnut moth--Citheronia regalis, 252 101. Brazil nut, 258 102. The cashew nut, 260 103. Litchi or Leechee nut, 270 104. Branch of nut pine, 277 105. Paradise or sapucaia nut, 279 106. Souari nut, 281 107. Water chestnut, 283 CHAPTER I. INTRODUCTION. No special amount of prophetic acumen is required to foresee that the time will soon come when the people of this country must necessarily place a much higher value upon all kinds of food than they do at present, or have done in the past. In this we are pre-supposing that in the natural course of events, our population will continue to increase in nearly the same ratio it has since we assumed the responsibilities of an independent nation.