6io 



INDEX 



Cladonia rangiferina, 158. 



Cladophora, 59, 61, 343- 



Clark, 153,258,259,262,535,571 5 minimal 



percentage of oxygen for protoplasmic 



movements, 546. 



Clathrocystis roseo-persicina, 307. 

 Clausen, 466, 545 ; influence of temperature 



on respiration, 561, 562. 

 Clautriau, 499 ; glycogen in fungi, 476. 

 Claviceps purpurea, 276. 

 Clifford, 12. 

 Cloez, 309. 



- et Gratiolet, 322, 331, 350, 402. 

 Clostridium foe Mum, 531, 540; butyric 



fermentation by, 558; C.Pasteurianum, 



393-5, 398, 400, 403, 405, 531 ; butyric 



fermentation by, 558. 

 Cobalt, occurrence of, 437. 



method, 241, 243, Fig. 31. 

 Cocoa, fat in seeds of, 479. 

 Codium, 61. 



Coelobogyne, parthenogenesis of, 35. 



Coenocyte, 60. 



Cohn, 173, 213 ; on proteids, 65. 



Jonas, changes in boiled collenchyma, 



84. 



Coley, 599. 



Colocasia, 201 ; C. esculenta, 280 ; C. anti- 

 quorum, 281. 



Coloured light, influence of, 352. 



solutions, experiments with, 217. 



Coin tea, 205. 



Comes, 248. 



Compositae, inulin in, 475, 594. 



Composition of intercellular air, 205. 



Concentration, influence on vapour tension, 

 162. 



Conductivity of vascular tissue, 219 ; influ- 

 ence of temperature on, 230. 



Conglutin, 66. 



Coniferae, 333 ; arganin in, 458 ; winter 

 colouration of, 497. 



Coniin, 498. 



Conjoint actions, 560. 



Conjugatae, 483. 



Conocephalus, 258, 278, 279. 



Constantin, 216. 



Constellation, protoplasmic, 62. 



Convoluta, 378. 



Copeland, 424, 455 ; on turgidity of starved 

 cells, 139 ; at low temperatures, 512. 



Copper, occurrence of, 437 ; influence of, on 

 growth, 416. 



Coprinus, 276. 



Coral Una, 133. 



Corallorhiza, 368. 



Corenwinder, 309, 322, 330, 359, 520, 521. 



Cork, permeability of, 116 (sec. 21), 186. 



Cornu, 281. 



Cornus sanguinea, 602. 



Correlation, phenomena of, 12, 26. 



Correns, 68, 433, 485, 550, 571 ; on dermato- 

 somes, 8 1 ; influence of oxygen on ir- 



ritability, 569, 570 ; minimal percentage 

 of oxygen for development of chloro- 

 phyll, 234 ; optical properties of organ- 

 ized bodies, 82 ; - of superposed 

 lamellae, 78. 



Corrosion, by roots, 172 ; by fungi, lichens, 

 &c., 173. 



Corsinia marchantioides, 276. 



Costerus, 318, 323. 



Cotta, 212. 



Cotyledons, auto-assimilation by, 596 ; as 

 absorbent organs, 596; as storage 

 organs, 593-6. 



Councler, 491. 



Coupin, 75. 



Cracovi, 332. 



Cramer, 388 ; on calcareous incrustations, 

 132. 



Crassulaceae, 594 ; influence of darkness 



on acidity of sap, 487 ; on evolution 



of gas by, 527 ; malic acid in, 141, 577 ; 



- isomalic, 328 ; malates in, 486 ; 



used as food-material, 487. 



Crataegus oxyacantha, 390. 



Crato, 356 ; on physodes, 48. 



Credner, 133, 297. 



Crocus, 218. 



Crystalloids, 80, 595. 



Cuboni, 322. 



Cucurbita, 117, 219, 334, 595; percentage 

 of amides in, 458 ; C. melo, 263 ; C. 

 Pepo, 156, 259, 324 ; C. utilissimus, 

 papain in, 509. 



Cucurbitaceae, ringing experiments on, 578. 



Cumarin, 457. 



Cupuliferae, 371. 



Culture media, 421 ; influence of concentra- 

 tion, 422. 



- methods, for fungi and bacteria, 385 ; 

 for phanerogams, 422-33. 



Curcuma rubricaulis, 145. 



Curtel, 340. 



Curtius u. Reinke, 355. 



Cuscuta, 335, 365-9 ; penetration of, 374, 

 498 ; response to contact, 13 ; C. cepha- 

 lanti, 306 ; C. europaea, 306. 



Cuticle, diosmotic properties of, 116 (sec. 

 21 ) ; influence on transpiration, 243. 



Cuticularization, 482. 



Cyan-alcohol, 65. 



Cyanophycin, 320. 



Cynareae, 270. 



Cynosurus echinatus, non-closing stomata 

 of, 191. 



Cyperus esculentus, oil in tubers of, 595. 



Cystopteris, 337. 



Cytase, 506. 



Czapek, 102, 113, 126, 173, 174*275,589; 

 on acid excretions of roots, 100, 168; 

 etchings produced by, 172 ; influence 

 of chloroform on translocation, 590 ; 

 translocation in cortex, 574. 



Czech, 190, 194. 



