452 



VEGETABLE PHYSIOLOGY 



Bauhinia, 376 



Begonia, 417 



Bentinckia, continuity of proto- 

 plasm in, 16 



Benzol, 168 



Berberis, 383, 398 



Bertholletia, 177 



Betula lenta, 254 



Biennial plants, 211 



Bignonia, 377 



Bleeding (of stems), 83, 86 



Bloom (of fruits), 50 



BOKOBNY on action of chlorophyll 

 apparatus, 150 



Botrychium, 185 



BOUILHAC, 152 



Bromelin, 252 



Bromine, 129, 175, 181 



BROWN and MORRIS on photosyn- 

 thesis, 153 



Bryophyllum, 417 



Buckwheat, 173, 181 



Budding, 205, 413 



Buds, position of leaves in, 314 



Bye-products, 261, 269 



Cabomba, 335 



Calcium, in ash, 129, 136, 175 ; mode 

 of absorption of, 178 ; effect of, on 

 herbage, 179 



Calcium pectate, 46 



Calcium, salts of, in cell-wall, 50, 

 286 



Calyptra, 447 



Cambium, 238, 308 



Cane-sugar, 153 ; as reserve material, 

 233 ; digestion of, 250 ; as attrac- 

 tion for antherozoids, 393 



Capillarity, 81 



Carbohydrates, 40, 129 ; formation 

 of, 151 ; theories of construction 

 of, 151, 154 ; course of process of 

 construction of, 212 ; translocation 

 of, 213 ; resting and travelling 

 forms of, 215 ; storage of, 228 



Carbon dioxide, absorption of, 114, 

 139 ; exhalation of, 288 ; relation 

 to oxygen absorbed, 285 ; inca- 

 pable of nourishing protoplasm, 

 122 ; temperature at which de- 

 composition by chloroplast begins, 

 150 ; optimum percentage, 158 



Carbon monoxide as a stage in 

 photosynthesis, 151 



Carica Papaya, 252 



Castor oil plant, see Ricinus 



Casuarina, 146, 445 



Cell, 2, 3; various applications of 

 the term, 16 



Cell-division, 412 



Cell-wall, of protoplast, 2 ; properties 

 of, 39 ; of Fungi, 40 ; theories of 

 its composition, 43, 44 ; thicken- 

 ing of, 44 ; stratification of, 44 ; 

 formation of, 262, 415 



Cellulose, 39 ; properties of, 40 ; 

 varieties of, 40 ; as reserve 

 material, 233, 234 



Centrifugal force, influence on di- 

 rection of growth, 382 



Centrospheres, 413 



Ceramium, 16 



Chara, 350 



Chelidonium, 1 



Chemotaxis, 393 



Chitin, 40 



Chlamydomonas, 348, 351 



Chlorine, 175, 181 



Chlorophyll, 141 ; condition in 

 chloroplasts, 147 ; solvents of, 

 141 ; properties of, 142 ; spec- 

 trum of, 143 ; analyses of, 144 ; 

 conditions of formation of, 148 ; 

 action of, dependent on light, 149 ; 

 relation to iron, 174 ; secretion of, 

 266 



Chlorophyll apparatus, 141 ; action 

 of, 149 ; absorption of energy by, 

 279, 284 



Chloroplasts, 124, 139, 141 ; distri- 

 bution of, 145 ; structure of, 146 ; 

 functions of the two components 

 of, 156 ; effects of varying pres- 

 sures of carbon dioxide on, 157 ; 

 inhibition of, 158 



Chlorosis, 149 



Chlorotic plants, 267 



Chromatin, 8 



Chromosomes, 413 



Chroococcus, 9 



Cilia, 1, 2, 345 



Ciliary motion, 345 



Circulating food-stuffs, 212 



Circumnutation, 315 ; dependent on 

 rhythm, 353 



Cladium, 21, 29 



Cleistogamy, 443 



Cobalt, 175 



Cobalt chloride as test for watery 

 vapour, 90 



Ccelebogyne, 417, 449 



Coenocytes, structure of, 10, 11 ; 

 skeleton of, 39 ; reproduction of, 

 416, 421 



Cold, injurious effects of, 327 



Coleoclicete, 427 



