Britons, 150 Bromelia, 342 Broom, 256 Broomrape, 335 Brown, Dr. Horace, 18 Buds, 294 Buffonia, 365 Bulbs, 138 Burning bush, 115 Bushmen, 226 Buttercups, 233, 296 Butterflies, 192 Butterwort, 348 Cabbage, 23, 277 Cacti, 134, 179 Calabar bean, 232 Caledonian forest, 66 Calthrops, 185 Camargue, 161 Canadian forests, 62 Cannibals, 327 Canoes, 51 Cañons, 176 Carbon atom, 22 Carbonic acid gas, 16, 21 Carboniferous period, 55, 56 Carline thistle, 184 Cassier, 118 Castor oil, 245, 372 Catapult fruits, 263 Catchfly, 347 Cattle, 52 Cattle poisoning, 238 Caustic creeper, 235 Cedar, 59 Charlock, 275 Cherry, 97 Chickweed, 100, 346 Chicory, 125 Chinese botanists, 37 Chocolate, 125 Cinnamon, 35 Clematis, 265 Climate (effect of), 108 Climbing plants, 313 Clover, 86 Cloves, 30 Club-mosses, 55 Coal period, 55-70 Coca, 125 Cocoa, 125 Cocoanut, 259 Cockchafer, 292 Cockspur thorn, 183 Codlin moth, 295 Coffee, 123 Coffee disease, 124 Colocynth, 137 Colonizing of lavas, 171 " of shale, 173 Colorado desert, 139 Colour of birds, 81 " butterflies, 81 " flowers, 72-4 " fruits, 240 Coltsfoot, 18, 86 Congo, 309 Cooke, Dr., 201 Coralroot orchid, 329 Cotton, 265 " grass, 355 " tree, 59 Country life, 155 Cow tree, 312 Cretaceous period, 70 Crocus, 19 Crows and acorns, 256 Cucumber, 86 Cultivated plants, 269, 273 Curare, 228 Currents and seeds, 255, 259 Cypress, 59 Daffodil, 368 Dahlia, 265 Daisy, 218 Dandelion, 19, 93, 264 Danewort, 370 Darling pea, 237 Darnel, 234, 367 Date palm, 141, 251 Datura, 232 Deer, 178 Deodar, 60 Depopulation of country, 154, 155 Depth of water (plants), 205 Desert, 132 Desmids, 206 Desmoncus, 316 Destruction of plants, 61-5 Diatoms, 206 Dioscorides, 37 Dischidia, 342 Distribution of seeds, 254 Dixon, Dr., 25 Doctors, 28 Dodder, 338 Dorynicum, 263 Dragon tree, 49 Dropwort, 234 Drosera, 349 Drosophyllum, 347 Dundonald, Earl of, 151 Dwarf plants, 102 Egyptian botany, 37 Elder, 369 Electrical phenomena, 197-9 Elephant grass, 178 Esparto grass, 136 Eucalyptus, 47 Euphorbia, 110 Evening flowers, 74 Exploded pollen, 71 Fairy rings, 86 Fermentation, 242 Ferns, 172 Fig, 79, 251 Fig wasp, 79 Fires, 50, 148 Fish, 165, 206 Fish poison, 227 Flag, 203 Flies, 74, 80 Floating islands, 204 Floral clock, 76 Florida hyacinth, 209 Flowers, 68 Fly catcher, 348