INDEX 
ABSORPTION, 329 
Abysmal flora, 133 
Acacia, 177, 178, 196, 207, 307 
Acquired characters, 120, 206, 295 
Aeroplane fruits, 278 
Afforestation, 77-78, 246 
Agriculture, Irish, 251 
rr nomadic, 229 
“ Saxon, 251 
” Spanish, 252, 309 
Agropyron, 165 
Air-spaces in plants, 125 
Albatross, 102 
Alcoholic fermentation, 55, 173 
Algz, 20, 22, 29, 31-41, 137, 139 
Alinite, 45 
Alluvials, 133-136 
Alpines, 96, 195 
Alpine and Arctic, 89-98 
Altitude, effect of, 276 
Amazons, 135 
American trotters, 297 
Animals, attacks of, 170, 175-179, 
308-314 
Antarctic, 99-107 
Ant-fungus, 209 
Ant-gardens, 182, 209 
Antherozoids, 149 
Anthocyan, 187 
Antitoxins, 55-58 
Ants, 201, 203, 205-210, 320 
Aphis, 200 
Apodya, 139 
Arable, 250-260 
Araucaria, 241, 242, 282 
Araujia, 150 
Arbutus, 232 
Arctic, 35, 221, 222 
Argentine pampas, 136, 264, 267 
Armeria flats, 158-162 
Asparagus, 311 
Astragalus, 311 
Atavism, 305 
Australian flora, 314 
Azorella, 100 
Azotobacter, 43 
BACTERIA, 45-62, 133, 139, 149, 1 
194 
Balearic flora, 311 
Bamboo, 257, 261 
Banana, 274 
Barberry stamens, 148 
Baudouin, 52 
Bee-orchid, 122 
Beech invasion, 232, 239 
Beech, Antarctic, 99, 100, 106 
Biometry, 327 
Birch flora, 222, 231 
Birds, 129, 202, 278 
Blackman and Matthaei, 153 
Blaeberry, 90 
Bocconia, 187 
Bogslides, 74 
Bohemian forest, 243 
Botanical Survey, 224 
Bougainvillea, 114 
Brachyphyllum, 155 
Bracken, 87, 185 
Breadfruit, 274 
British Columbia, 239, 240 
British flora, 208-235 
Brome mildew, 333 
Bulrushes, 130 
Bunge, Dr., 43 
Burbank, Luther, 288-290 
Butterwort, 201 
Buttress roots, 189 
CACTUS, 172-174, 290 
Caesalpinia, 279 
Calamariz, 81 
Camargue, the, 161 
Campanula, 292 
Cape Colony scrub, 314 
Cardamine, 219 
Carduus acaulis, 177 
Carpels, 109 
348 
