114 INDEX 
Staking or fixing plants, 28 
Stanhopea, 105 
Stauropsis, 105 
Stelis, 105 
Stenoglottis, 105 
Structure of the flowers, 6, 67 
Structure of Orchid house, 9 
Syringing, the need for, 37 
TANKS for storing water, 9 
Tar, injurious effects of, 51 
Tetramicra, 105 
Temperatures, 17-20 
Terrestrial species, packing of, 62 
Thrips, destructiveness of, 48 
Thunia, 105 
Treatment of imported plants, 63 
Trichocentrum, 105 °\ 
Trichopilia, 105 
Trichosma, 106 
Trigonidium, 106 
UsELEss leaves and pseudo-bulbs, re- 
moval of, 31 
VANDA, 106 
Vanda Batemanii, 105 
Ventilation, 9 © 
WARSCEWICZELLA, 108 
Watering epiphytal species, 35 
Watering terrestrial species, 38 
Wire injurious to the plants, 29 
ZYGOPETALUM, 107 
Zygopetalum, sections of, 108 
THE END 
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