List of Illustrations xv 



FIGURE PACING PAGE 



59. Orchid Diseases 295 



60. Type of Palm House 307 



61. Palm Diseases . 309 



62. Pansy Diseases 311 



63. Primrose Diseases 315 



64. Rose House . 319 



65. Rose Diseases 321 



66. Rose Diseases 325 



67. Rose Diseases 329 



68. Rubber Plant and Schizanthus Diseases . .331 



69. Sweet Pea Diseases 335 



70. Sweet Pea Diseases 341 



71. Sweet Pea Diseases 347 



72. Tulip Diseases 349 



73. Violet Diseases 355 



74. Violet Diseases 357 



75. Violet Diseases 359 



76. Red Spider 365 



77. Mite Injury of Geranium and Cyclamen . . 367 



78. Snapdragon Mite Injury 369 



79. Snapdragon and Geranium Mite Injury . . 370 



80. Plant Aphids 371 



81. Bucket Spray Pump 407 



82. Violet Cuttings 409 



