Index 
Caucasus, 94 
Cavern mosses, 181 
Cecropia, 207 
Cedars, 239 
Cells, 17 
Ceropegia, 156 
Chalk lichens, 68 
Chaparral, 314 
Chara, 132 
Chemiotropy, 149 
Chilian sand-dunes, 166 
sy scrub, 315 
Chloroform, effect of, 330 
Chlorophyll, 29 
Chroolepus, 63-65 
Chusquiea, 261 
Cinnamons, 235 
Circumpolar flora, 97 
Cladonia, 66 
Clay, 18, 255 
Claytonia, 231 
Cleistogamy, 113 
Climbing plants, 23 
Coal-measures, flora of, 33, 80 
Cocoanut, 274 
Cockayne, Mr., 107 
Cockspur thorn, 175 
Cold, effect of, 237, 330 
Colours of alge, 31 
»» of bacteria, 60 
»» of flowers, 96, 111-112 
Combustion, spontaneous, 60 
Commerson, 197 
Composites, 103 
Congo forest, 321 
Conifers, 236-249 
Continuity of protoplasm, 140 
Co-operation, 114 
Cordaites, 86 - 
Cork, 153, 154 
Cornish heath, 232 
Cotton-disease, 288 
Cotton-grass, 76 
Cranberry culture, 77 
Cucumber fungus, 335 
Cycadofilices, 86 
DARNEL fungus, 181 
Decapitated roots, 155 
Deserts, 169-180, 182, 295, 297, 333 
Desmids, 40 
Deterioration, 293 
Diatoms, 37, 137 
Discaria, 176 
Dismal Swamp, 167 
Dominance, 304 
Double flowers, 299 
Douglas fir, 239, 240 
Dryas flora, 221, 231 
Dust, 67, 191, 193 
Dwarfing, 93-95 
EGYPT, 133, 170 
Electrical phenomena, 78, 211, 216, 330 
Elephant, 203 
Elephant grass, 268, 317 
Elodea, 128, 213, 231 
Entada, 279, 281 
Environment, effect of, 123, 124, 181, 
296, 297 
Epiphytes, 23, 277 
Equisetum, 130, 199 
Erigerons, 121 
Eriocaulon, 233 
Ether, 331 
Ethereal oils, 313 
Euphorbia, 174, 268 
Evening flowers, 117 
FASCIATION, 300 
Fechner, 141 
Fern-alliance, 79-88 
Fern-growing point, 155 
Ferns, 287 
Fires, effect of, 267, 268, 323 
Fish, seed distribution by, 86 
Floating islands, 134 
Floral clock, 118 
Florida hyacinth, 126 
Flower, 108-124 
Flowering, times of, 256, 257 
Fog of pastures, 72 
Forest areas in Europe, 245 
Forestry, altitude in, 291 
Forests and history, 195 
Fortunate islands, 274-283 
Frost, effect of, 51, 92 
Fruit-stalks, 190 
Fungi, attack’ by, 245, 333, 335 
»» dispersion of, 300 
GALLS, 198-199 
Ganges, 135 
Gardiner, 140 
Garigue, 307, 308 
Geikie, 228 
Geotropy, 123, 145, 146, 148 
Geranium pratense, 123 
349 
