392 



INDEX 



137 ; anatomy, 138 ; axillary, 137 ; 

 defined, 13.5 ; on leaves, 71 ; of 

 Palm, 136; scales, 78, 80; sepa- 

 rable, 300 ; sizes, 136 ; sport, 209 ; 

 terminal, 137 ; unregulated de- 

 velopment, 198 ; winter, 135. 



Bulb, 73, 300 ; forms, 74. 



Bulblet, 373. 



Bundle-sheath, 30. 



Burbank, 321. 



Burdock head, 362. 



Burls, 199, 200. 



Bursting pods, 365. 



Biitschli, 38. 



Button Bush, 336. 



Cabinet woods, 205. 



Cactus, 189. 



Caffein, 109. 



Caloriscope, 170. 



Calyx, 269, 351. 



Cambium, 118; described, 132; 



growth from, 124. 

 Camphor, 108. 

 Cankers, 367. 

 Caoutchouc, 108. 

 Capillarity, 148, 237. 

 Carbohydrates, 100; value, 100. 

 Carbon dioxide, absorption by plants, 



22. 

 Carotin, 90 ; composition, 108. 

 Carpel, 273, 351. 

 Caruncle, 363, 375. 

 Cavers, Botany, 147. 

 Cedar apples, 347. 

 Cell, contents, 42 ; definition, 8 ; 



division, 281, 283 ; initial, 355 ; 



sap, 30 ; shapes, 42 ; structure, 



41 ; wall, thickened, 103. 

 Cellulose, 41 ; composition, 98 ; 



uses, 99. 

 Cement, in trees, 211. 

 Central cylinder, 264. 

 Chalaza, 274. 

 Chalazal angle, 376. 

 Chemosynthesis, 87. 

 Chemotropism, 249. 

 Chestnut disease, 356. 

 Chimsera, 210, 366. 

 Chloronchyma, 17, 29, 262 ; areas, 



32 ; thickness, 53. 

 Chlorophyll, 17, 108, 386 ; composi- 

 tion, IDS ; function, 25 ; spread, 387. 



Chloroplastids, 30. 



Chlorosis, 308. 



Chondriosonies, 41. 



Chromatin, 280. 



Chromosome mechanism of heredity, 



310. 

 Chromosomes, 280 ; diagram, 282 ; 



significance, 282. 

 Chrysanthemum, 318. 

 Cion, 208. 

 Cladophylla, 196. 

 Clambering stems, 184. 

 Classification, 2, 10. 

 Cleistoganious flowers, 290. 

 Cleistogamy, 292. 

 Clematis fruit, 350. 

 Climbers, 9, 184. 

 Clinostat, 174, 176. 

 Close-pollination, 287. 

 Cluster, 268 ; of flowers, 335. 

 Cocaine, 109. 

 Cocklebur fruit, 363. 

 Coconut, 345, 361, 362, 372. 

 CoUenchyma, 118, 265. 

 Colors of leaves, 88, 90 ; brown, 92 ; 



green, 88 ; non-green, 88 ; red, 88 ; 



white, 90 ; yellow, 89. 

 Columbine, 295 ; pods, 347. 

 Companion cell, 131. 

 Compass plants, 58. 

 Conduction, 262 ; of carbohydrates, 



152 ; of proteins, 152. 

 Cone, 352 ; 353. 

 Constriction of stems, 152. 

 Conventional constant, 25. 

 Convolute, 329. 

 Copper Beech, 319. 

 Cordage, 206. 

 Cordylinc, 65. 



Cork, 261 ; cambium, 264 ; de- 

 scribed, 133 ; uses, 99. 

 Corra, 191. 



Corn bundle, 135 ; stem, 119. 

 Corolla, 270. 

 Corona, 82, 332, 333. 

 Cortex, of roots, 220. 

 Cortical system. 262. 

 Corymb. 336. 337. 

 Cotton, 205 ; seed, 359. 

 Cotyledons, 73, 355, 374. 

 Crested forms, 197. 

 Cross-pollination, 286, 287 ; meaning, 



298. 



