276 
INDEX. 
C. 
Cactace^, summer treatment of, 71, 120, 192 
Calanthe versicolor, 
Callistachys linearis, 163 
— longifolia, 31 ; habits and culture 
of, 32 
Caliithauma angustifolium, 92 
— viridiflorum, 92 
Camellia japonica, var. Albertii, 53 
Camellia, chief points in the cultivation of, 54 
Caprifolium sempervirens, grown to a pole, has 
a fine effect, 181 
Caprifolium Youngii, beauty of, 181 
Carbon, nature of, 56 ; its origin, 84 ; propor- 
tion contained in the air, 105 
Carbonic acid gas, how it is formed, 129 
Catasetum callosum, 18 
— citrinum,214 
— cornutum, 18 
— deltoideum, 189 
— laminatum, 189 
— lanciferum, 18 
— TruUa, 140 
Cattleya Aclandise, 214 
— bicolor, 214 
— citrina, 214 
— guttata, var. Russelliana, 262 
— Harrisoaise, var. alba, 262 
Chemistry, facts in horticultural, 33, 55, 81, 105, 
129, 153, 177, 201, 223 
Chorozema Dicksonii, 173 ; system of retaining 
it dwarf, 174 
Chorozema spectabilis, 118 
Chysis bractescens, 92 
Cinerarias, hybrid, 118 
Circular conservatories, recommendation of, 257 
Cirrbopetalum Cumingii, 165 
Cisterns for conservatories, various descriptions 
of, 259 
Clematis coerulea, plan for keeping it as a dwarf 
shrub, 155 
Clematis Sieboldii, best system of training, 156 
Cierodendrum speciosissimum, 165 
— squamatum, different from C. spe- 
ciosissimum, 165 
— splendens, 237 
Chanthus carneus, 212 
Climbing plants, superior methods of training, 
64 ; conditions that affect their flowering, 65 ; 
plan for supporting the dwarf kinds, 254 ; 
instructions for managing, 143, 168 
CUntonia pulchella, white-flowered variety of, 
141 
Cobsea stipularis, 116 
Coburghia coccinea, 92 
— trichroma, 92 
Coelogyne aristata, 235 
— Cumingii, 116 
— flaccida, 45, 140 
Coldness, comparative, of low and elevated tracts, 
36 
Colea floribunda, 92 
Coleus barbatus, 219 ; directions for growing, 
220 
Colours produced by light, 225 
Columnea Schiediana, 238 
Combustion probably caused by the development 
of latent light, 225 ; its connexion with elec- 
tricity, 251 
Comparettia rosea, 238 
Conservatories, improper positions for, 183 ; 
most suitable site, 185; when high, not pre- 
judicial to plants, if well glazed on all sides, 
232 
Coverings for plant-houses, economize heat, 
and benefit the plants, 23, 259, 264 ; mode of 
making them, 240 
Crambe cordifolia, 165 
Crocus Adamicus, 116 
— speciosus, 93 
— suaveolens, 93 
Crocuses, receptacles for early-flowering, 17 
Cuphea Melvilla, 197 ; its management, 198 
Curvilinear roofs for plant-houses, superiority 
of, 256 
Cyclogyne canescens, 166 
Cymbidium pubescens, 163 
Cynoglossum glochidiatum, 68 
Cypripedium barbatum, 166 
Cyrtochilum filipes, 166, 259 
— maculatum, different varieties of, 45 
Cytisus filipes, 166 
— nigricans, grafted as a standard, 228 
D. 
Dahlias, period for exciting, 24 
Daphne japonica, 46, 175 ; treatment of, 176 
Deciduous plants best fitted for naturalization, 
14, 62 
Dendrobium calamiforme, 46 
Dendrobium discolor, 46, 95, 212 
— elongatum, 46 
— fimbriatum, appropriate way of 
growing, 157 
— Heyneanum, 70 
— macrophyllum, 97 ; its culture, 98 
— pulchellum, var. 95 
— sulcatum, 189 
Dendrochilum filiformis, 189 
Deutzia scabra, method of inducing it to flower 
freely, 157 
Dicripta bicolor, 262 
Diplolsena Dampieri, 260 
Drainage essential in acclimatizing plants, 13, 
37, 62 
Dryness indispensable to tender plants in the 
winter, 12, 23 
E. 
Sakths, mode of analyzing, 33 
Echeveria lurida, 18 
— pulverulenta, 189 
Echinocactus corynodes, 260 
Economy, false notions of, in the construction 
of floricultural erections, 232 
Electricity, facts concerning, 57, 177, 251 ; pro- 
bable origin of, 224 ; its nature described, 
249 ; how it affects vegetation, 249 
