502 



INDEX. 



Cork cambium. See phellogen. 



- for leaf -fall, 201. 



- in Cryptogamia, 230. 



origin and function, 187. 



- pathological, 188. 



reactions of, 185 ; staining of, 183 ; 



structure of membrane, 185. 



stomata. See lenticells. 



- structure and development of, in 



Cytisus Laburnum, 185 ; in Dra- 

 C(cna, 119 (fig. 44) ; Quercus Suber, 

 187; Ribes rubrum, 187; Rosa, 

 95; Sambucus nigra, 182 (fig. 73). 



use of, in section-cutting, 82, 409, 



414. 

 Corpuscula, now known as the 



oospheres in the gymnospermous 



archegonia, q.v. 

 Corrosive sublimate, for fixing, 35, 60. 



- precautions in using, 60 (footnote). 

 Cortex, 102, 106 ; primary, 106 ; secon- 

 dary, 119. 



Cotyledonary sheath, 420. 

 Cotyledons, 378 (fig. 139), 409 (fig. 149), 



415 (fig. 150), 416. 

 Cover-glasses, xxix ; to clean, xxx, 10. 



dependence of dry objectives on j 



thickness of, xxv ; inclined plane | 



for, xxx. 



Cowslip. See Primula. 

 Cratcegus, 55. 

 Creosote, use of, 200. 

 Cress. See Lepidium saiivum. 

 Crown (in oogonium of Chara), 309. 



imperial. See Fritillaria imperi- \ 



alis. 



Cruci ferae, hairs of, 90. 

 Cruciferous flower, 430. 

 Cryptogams, vascular. See Pterido- 



phyta. 



Crystalloids. See protein crystals. 

 Crystal Palace cement, use of, 24. 

 Crystals, 63, 95, 116 (figs. 42, 43), 119, 



148, 191, 195 (fig. 77). 



- calcium oxalate, 63. 

 carbonate, 64. 



- phosphate, 70. 



inuline, 69. 



See also raphides. 



Cucurbita Pepo, bicollateral bundles 

 of, 126 (fig. 47) ; movement of | 

 protoplasm in hairs of young ! 

 shoots, 47 ; pollen-grains of, 390 ; j 

 tracheal plugs in root, 162. 



Culture fluids, Knop's, for fresh-water ! 

 algae, 251; Cohn's, for bacteria, 

 281 ; Pasteur's, 289 ; for M ucor, i 

 312. 



methods for bacteria, 282 ; culture j 



chamber, 279 ; disk, 286 ; from 

 hay, 277 ; from lettuce, 266 ; from ! 



peas, 281 ; macroscopic appear- 

 ance, 285 ; moist chamber, 279 ; 

 on object-slide, 243 ; pure cultures, 

 283 ; on solid substratum, 283 ; 

 on gelatine plates, 284 ; sterilisa- 

 tion of culture fluids, 279, 289, 

 312; suspended drops, 286; in 

 tubes, 285. 



Culture methods for fern spores, 362 ; 

 for fresh-water algae, 251, 252 ; for 

 mucor, 312 ; for micro-fungi, 318 ; 

 for pollen-grains, 320 ; for yeast, 

 289. 



Cuproxide ammonia, reagent for cellu- 

 lose, 65, 72. See also Appendix 

 III. 



Cupules of Marchantia, 339 (fig. 122s). 



Cushion of fern prothallium, 358. 



Cuticle, reactions, 83, 88, 186. 



Cuticularisation, 167, 382. See also 

 exine, suberisation. 



Cutin, reactions. See cuticle. 



Cycas revoluta, spermatozoids in, 376. 



Cystidia of Russula, 333 (fig. 119), 335. 



Cystococcus humicola, 239. 



Cystoliths (of Ficus), 64. 



Cytisus Laburnum, structure and 

 chemistry of cork, 185 ; vascular 

 bundle ends, 199. 



Cytoplasm, 29, 39, 45. 

 - living and dead, 46. 



plates, in Cladophora, 247. 



Dahlia variabilis, structure of tuber, 



68 (fig. 24) ; inuline in, 69 (fig. 



25). 

 Dammar (gum), use of, 278, 302. See 



also Appendix III. 



Damping off of seedlings. SeePythium. 

 Dandelion.- See Taraxacum. 

 Date. See Phoznix dactylifera. 

 Daucus Carota, colour-bodies in root, 



57 (fig. 20). 



Decolorising stained sections, 112. 

 Decussate (leaves), 213. 

 Dedoublement, 432. 

 Dehiscence of sporangia of Aspidium, 



356. 



Dehydrating (sections), 445. 

 Delphinium Ajacis, ovary, 394 (fig. 



144). 



Consolida, pistil of, 322 ; coloured 



cell-sap and colour-crystals in 



flower, 57, 58. 

 Dermatogen, 211 (figs. 82, 83), 220 (fig. 



87) et seq., 416, 420. 

 Desmidese, 255, 293. 

 Diaphragm, iris, 3. 



in stem of Hippuris vulgaris, 209. 

 Diarch (vascular bundles of roots), 169, 



225. 



