6io 



INDEX 



Cladonia ran^ift'rina, 158. 



Cladophora, 59, 6 1, 343- 



Clark, 153,258,259,262,535,571 ; 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. 

 Clairiceps purpurea, 276. 

 Clifford, 12. 

 Cloez, 309. 



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

 Clostridium foetidum, 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. 

 C odium, 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. 

 Cohitea, 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. 



Com'oluta, 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. 



Corallorhisa, 368. 



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



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



Cornu, 281. 



Corn us sanguined, 602. 



Correlation, phenomena of, 12, 26. 



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

 somes, 81 ; 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, So, 595. 



Cuboni, 322. 



Cucurbita, 117, 219, 334, 595 ; percentage 



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



pepo, 156, 259, 324 ; C. ulilissimus, 



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. ceplia- 



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 cJiinatus, non-closing stomata 



of, 191. 



Cy penis esculent us, oil in tubers of, 595. 

 Cystopteris, 337. 

 Cytase, 506. 

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



on acid excretions of roots, loo, 168 ; 



- etchings produced by, 172 ; influence 

 of chloroform on translocation, 590 ; 

 translocation in cortex, 574. 



Czech, 190, 194. 



