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 



nomadic, 229 



,, Saxon, 251 



,, Spanish, 252, 309 



Agropyron, 165 



Air-spaces in plants, 125 



Albatross, 102 



Alcoholic fermentation, 55, 173 



Algse, 20, 22, 29, 31-41, 137, 139 



Alinite, 45 



Alluvials, 1 3 3-1 36 



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 , i33i J 39 149, T 93> 



194 



Balearic flora, 3 1 1 

 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, 1 14 

 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 



j CACTUS, 172-174, 290 



j Caesalpinia, 279 



! Calamarise, Si 



I Camargue, the, 161 



| Campanula, 292 



! Cape Colony scrub, 314 



i Cardamine, 219 



! Carduus acaulis, 177 



I Carpels, 109 



348 



