INDEX 



Chromosomes, 32, 51, 60, 92, 170, 275. 



Chytridiales, 63. 



Chytridium, 63. 



Cilia, 445 ; in action, 446. 



Cinchonin, 415. 



Circinate vernation, 159, 163, 176. 



Citric acid, 414. 



Citrus, oil receptacle, 340. 



Cladophora, 26, 27 ; walls, 308. 



Cladosiphbnic, 159. 



Clavariales, 87. 



Cieistocarpae, 120. 



Cleistothecium, 74, 75. 



Clinostat, 462. 



Closterium, 37, 38. 



Club mosses, 122. 



Clustercup, 83, 84. 



Cocain, 415. 



Coccus, ii. 



Codein, 415. 



Codonotheca, 184. 



Coenocytes, 26, 27, 33, 34, 35, 36, 62. 



Cohesion theory, 351. 



Cold, cause of death, 483. 



Coleochaete, 31, 32. 



Coleoptile, and starch grains, 465. 



Colony, blue-green algae, 6 ; green algae, 17, 



21. 



Columella, Anthoceros, 108, log; black mold, 

 67, 68 ; mosses, 113, 118, 119, 120. 



Companion cells, 243; role, 394. 



Compass plants, 478. 



Concentration, 304. 



Concentric bundles, 725, 161. 



Conceptacle, 50. 



Conducting system, 393 ; origin, 341. 



Conducting tissue, in style, 260. 



Confervales, 24 ; conclusions, 33. 



Conidia, 65, 74, 75- 



Coniferales, 212. 



Conjugates, 37 ; conclusions, 40. 



Conjugation, 16, 38, 30, 40. 



Contact movements, 454. 



Coprinus, 88, 89. 



Coral fungi, 87. 



Corallina, 55. 



Cordaitales, 203, 204, 205, 206. 



Cork, cambium, 240; cells, 240; role, 318. 



Corn, section of stem, 245. 



Cornaceae, 280. 



Corn smut, 81. 



Corolla, 252, 253. 



Correlations, 441. 



Cortex, angiosperms, 239, 240, 242; gymno- 

 sperms, 192, IQ4, 2ig; kelps, 48 ; pteri- 

 dophytes, 124, 125, 145, 150, 160, 161, 162. 



Crossing of pollen, 268. 



Crossotheca, 184. 



Cryptogams, 180. 



Cup fungi, 71. 



Cupressineae, 220. 



Cupules, 98, 99. 



Curvatures, growth, 458 ; nastic, 442. 



Cuscuta, haustorium, 382. 



Cutin, 299. 



Cutleriaceae, 49. 



Cyanophyceae, 4. 



Cyacheaceae, 156. 



Cycadales, 190. 



Cycadella, 185. 



Cycadeoidea, habit, 185 ; strobilus, 186, 187, 



1 88 ; synangia, 189. 

 Cycadofilicales, 181. 

 Cycadofiiices, 181. 

 Cycas, habit, 190; microsporophyll, 195; 



megasporophyll, 197; male gametophyte, 



199; embryo, 202. 

 Cystocarp, 56, 57, 59. 

 Cytase, 400. *" 

 Cytoplasm, 2, 297. 



Dacromycetales, 86. 



Dacrydium, male gametophyte, 217. 



Daily period, 436. 



Death, 480. 



Decay, 385. 



Deformities, 440. 



Dendroceros, 106. 



Dermatogen, 239, 240, 247, 465. 



Desmidiaceae, 37. 



Desmids, 37. 



Desmodium, leaflets, 453. 



Determinants, 291. 



Development, 417. 



Dextrinase, 400. 



Diageotropism, 467. 



Diaphragm, water ferns, 175. 



Diastase, 399. 



Diatomin, 53. 



Diatoms, 52, 54. 



Dichotomous, branching, 49; venation, 159, 



163, 164. 

 Dicotyledons, 238; classification, 279; 



embryo, 271 ; vascular system, 243. 

 Dictyotales, 55. 



Diffusion, 302, 304, 393 ; rate, 304. 

 Digestion, 397 ; extra-cellular, 398. 

 Dioecious, 30, 105. 

 Dioecism, 30. 

 Dionaea, 386, 387. 

 Dioon, embryo sac, 199; habit, 191; ovule, 



198; staminate strobilus, 195. 

 Dioscorea, ocella, 479. 

 Discomycetes, 72. 

 Disease, 482. 

 Disk flowers, 282. 



