460 



INDEX 



Cactus, storage of water in. 334. 



soil needed by, 108. 

 California, University of, 445,* 452. 

 Callitriche, air-spaces, 333.* 

 Callus, 249, 263. 

 Calorie defined, 174. 

 Calyx, 288.* 



work of, 287, 288. 

 Cambium, 227,* 232,* 236.* 246-248. 

 Cambium-ring, 246. 

 Canada, forests of, 356. 

 Canal banks protected by plants, 277. 

 Cane, Sugar, protection of, against drying, 



333, 334.* 

 Cane-sugar, 165. 



Canna, protection of, against drying, 213. 

 Canna hybrids, 428. 

 Canning, 386. 



Capillary action of soil, 116. 

 Caprification of Fig, 310, 311. 

 Carbohydrates. See Starch and Sugar. 

 Carbon, energy from, 173. 

 Carbon dioxide, absorption of. by chloro- 

 phyll, 202. 



leaf, 200. 



— apparatus for supplying to aquaria, 



283,* 284,* 285.* 



— as constituent of starch, 186. 



— as measure of energy set free, 174, 

 -— as plant-food, 139. 



— decomposed by leaf. 191,* 192,* 193,* 



194, 195. 



— generation of, 284.* 



— in air, 187, 194. 



— measurement of, 34,* 175. 



— produced by leaves, 194, 195. 



Moulds, 394. 



root. 141, 142, 143,* 144. 



seeds, 6, 33, 34,* 35, 



Yeast, 390. 



— role of, in respiration. 175. 



— supply of, affects starch formation, 



193.* 



— unites with water to form starch, 187, 



193, 202. 

 See, also. Acid, Carbonic, and Respiration. 

 Carbonate of lime. See Lime carbonate. 

 Carbonic acid. See Acid, Carbonic. 

 Carex. See Sedge. 



Carrot, contraction of root, 87. 

 for artificial root-hair, 122. 

 storage of food in, 260, 313. 

 sugar in, 122. 

 Caruncle, 2. 



function of, 29. 

 Carya. See Hickory, Pecan. 

 Casein, 172, 377. 

 Castanea. See Chestnut. 

 Castor-bean, 1, 2.* 

 absorption of water by, 7, 29. 

 air reservoir of seed of, 42. 

 cross-pollination of, 302. 

 caruncle of. retains water, 29. 

 endosperm of, function of, 179. 

 getting above ground of, 72.* 

 lipase in, 170, 171. 

 micropyle of, 9. 

 protection of pollen by, 295. 

 resting period of seed of. 44. 

 seed-cover of, 8. 

 seed of, structure of, 29. 

 seed leaf of, function of, 178, 179. 185 



186.* 

 self- vs. cross-pollination of. 302. 

 Caulicle. 1,* 2,* 3.* 4.* 

 direction of growth of, 59. 

 pocket around, 20,* 58.* 

 Celery, bleaching of, 346. 

 Cell, antipodal, 291.* 

 bast-, 120,* 198,* 199,* 224,* 225, 226, 227,* 



231,* 232,* 233, 236,* 254-257. 

 cambium, 227,* 231,* 232,* 236,* 246-248. 

 chlorophyll granules in, 198.* 199,* 200, 



201,* 2C2. 

 collenchyma, 268.* 

 crystals in. 232,* 254. 

 division of, 227,* 232,* 236,* 246. 362.* 371. 



390.* 

 egg-, 290, 291.* 

 epidermal, 198,* 199,* 334,* 335,* 336,* 



337,* 338,* 340,* .344,* 345.* 

 guard-, 198,* 199,* 200, 208,* 209,* 210,* 



211.* 336,* 337,* 340,* 344,* 345.* 

 hair-, 324,* 335,* 337.* 

 in relation to growth, 64, 65,* 66-68. 

 isolation of, 235. 



nucleus of, 65,* 66, 290, 291,* 311. 

 osmosis in, 64. 123, 124, 208, 209. 



I 



