310 



INDEX. 



COj, 23-25, 32; effect of in- 

 tensity of light on, 31 ; of land- 

 plants under water, 22 ; Pfefter's 

 method of estimating COj de- 

 composed in, 25 ; of sugar, 28 ; 

 in variegated leaves, 19 ; wan- 

 dering of products of, 28 



Averrhoa, autonomous movements, 

 206, 213 ; paraheliotropism, 206 



Autonomous movements of Aver- 

 rhoa, 206, 213; of Trifolium, 

 212 



Auxanometers in general, 136 



Auxanometer, self-recording, 140 ; 

 simple form of, 142 



Auxanometer-lever, 145 



Bacterial method of demonstrating 

 evolution of oxygen, 41 



Balance, spring-, used in tran- 

 spiration experiments 



Baranetzky, his recording aux- 

 anometer, 140 u. 



Barfoed's solution, 264 



Barium in fungus culture, 63 



Barley used in experiments on 

 ash, 284 ; on enzymes, 288 



Bary, de, see De Bary 



Bateson, Miss A., on changes in 

 transverse dimensions of pith, 

 123 



Beet-root as indicator of injurious 

 temperature, 11 



Begonia, root-pressure in, 71 



Begonia manicata, for osmotic 

 work, 117 



Beilstein, organic chemistry text- 

 book on, 221 



Bellis perennis, effect of continued 

 darlmess on, 215 ; periodic 

 movements of, 215 ; effect of 

 temperature on opening of flow- 

 ers, 215 ; effect of contrast of 

 temperature on opening of flow- 

 ers of, 216 



Benzene, use of in extraction, 224 



Benzol, action of, on chlorophyll 

 solution, 43 



Berberis, effect of chloroform on 

 stamens of, 195 ; irritable sta- 

 mens of, 194, 195 



Beta, used in experiments on 

 sugar, 270 



Blocking of vessels by particles 

 suspended in water, 79, 80 



Blood, used to demonstrate evo- 

 lution of oxygen, 34 



Bloom on leaves, effect of on 

 assimilation, 22 n. ; as affecting 

 transpiration, 99 



Boussinganlt, his phosphorus me- 

 thod of demonstrating evolution 

 of oxygen, 34 



Branches, drooping in frost, 164 ; 

 horizontal growth of, 180 



Brown and Morris on Carbohy- 

 drates etc., 258, 267, 272, 285 



Briicke on rigidity of pulvinus of 

 Oxalis, 190 



Bryonia, tendrils, 184 



Bunsen, formula used in gas- 

 analysis, 37 



Calcium in fungus culture, 63 



Calcium oxalate, physiology of, 58; 

 estimation of in tissues, 283 



Callitriche, stomata of, 98 



Caltha palustris, stomata of, 96 



Cane-sugar, see Sugars 



Carbohydrates, soluble, see Dex- 

 trins. Sugars ; insoluble, see 

 Starch, Cellulose 



Carbolic acid, see Phenol 



Carbonic dioxide, effect of on cir- 

 culating protoplasm, 14 ; ex- 

 cess of on assimilation, 22 



Carpinus, horizontal branches of, 

 180 



Carum carvi, roots of, 124 



Caspary on frost affecting curva- 

 ture of branches, 164 



Cellulose, 275 ; estimated in ex- 

 periments, 294, 303, 304 ; action 

 of dilute acids on, 273 



Cell-walls, permeability of by air 

 when dry and wet, 80 



Centaurea, irritable stamens of, 

 196 



Centrifugal apparatus, Cambridge 

 Scientific Instrument Company's, 

 156 



Chemotaxis, 199 



