550 



INDEX. 



Carbon dioxide, preparation of, 35. 

 production of, in fermentation, 



262. 

 production of, in intramolecular 



respiration, 274. 

 production of, in normal re- 

 spiration, 269. 

 production of, in respiration, 



259. 

 significance of, in assimilation, 



53. 



Carnivorous plants, 103. 

 Cell membrane, diosmotic properties 



of, 145. 

 nucleus, 119. 

 Traube's artificial, 150. 

 Cell-sap, composition of, 151. 

 Cellulose reactions, 107. 



reserve, 303. 

 Cement mixtures, 38, 54, 60, 163, 



168, 175, 210, 214. 

 Centrifugal apparatus, experiments 



with, 462. 



Chemotactic movements of bac- 

 teria, 429. 

 Chemotropism of pollen grains and 



fungal hyphse, 479. 

 Chloral hydrate, 10, 46. 

 Chloroform, influence of, on plants, 



138. 



Chlorophyll, 20. 

 in Eucus, 19. 

 in Neottia, 19. 

 absorption spectrum of, 22. 

 decomposition of, 27. 

 fluorescence of, 22. 

 formation of, 31. 

 Chlorophyll bodies, 16. 

 Chlor-zinc-iod, 107. 

 Circumnutation, 391. 

 Clinostat, experiments with, 453. 

 Cobalt test, 214. 

 Collenchyma, 519. 

 Colouring matters, 339. 

 Conducting sheath, 348. 

 Contact stimulus, 499. 

 Contraction of roots, 366. 

 Copper oxide, ammoniacal solution 



of, 28. 



Cork tissue, 108. 

 Correlation phenomena, 525. 



Corrosion phenomena, 241. 



of starch grains by diastase, 297. 

 Crystalloid, 121. 



Curvature, preliminary, in twining 

 plants, 490. 



resulting from a blow, 363. 

 Cuticle, 108. 

 Cyanophyll, 20. 

 Cyclometer, 471. 

 Cytoplasm, 116. 



Dark room, 25. 

 Darkness rigor, 529, 535. 

 Darwinian curvature, 485. 

 Desiccation, influence of, on plants, 



134. 



Dextrin, 301. 

 Dialyser, 147. 

 Dialysis of gases, 162. 

 Diaphanoscope, 15. 

 Diastase, formation of, 299. 



mode of action of, 295. 



occurrence of, 295. 

 Diffusion, 143. 



of gases, 161. 

 Dionsea, 105. 

 Diphenylamine, 69. 

 Dissociation hypothesis, 254. 

 Dorsiventrality, 503. 

 Drosera, 103. 



Dry weight determination, 1. 

 Dynamometer, 520. 



Elasticity of growing plant struc- 

 tures, 362. 

 of plant tissues, 521. 



Electric potential, differences of, 

 157. 



Electricity, action of, on plants, 

 135. 



Electrodes, unpolarisable, 157. 



Emulsion figures, 428. 



Endodermis, 377. 



Endosmosis, 143. 



Eosin solution, 226. 



Epinasty, 513. 



Ethereal oils, 338. 



Etiolated plants, 404. 



Etiolation, causes of, 408. 



Etiolin grains, 21. 



Eudiometer, 41. 



