464 



INDEX 



Decomposition due to bacteria, 147, 148, 151, 



381-387. 

 of carbon dioxide by leaf, 191,* 192.* 



rock by chemical action, etc., 144, 145. 



starch by heat, 86,* 87. 

 Deer-berry. See Partridge-berry. 

 Deformity, 420, 421. 

 Delphinium. See Larkspur. 

 Deutzia, cross-pollination of, 303. 

 Dew, formation of, 117. 



Dextrin, changed to grape sugar, 168. 



in bread crust, 168. 



formation of, 167, 168. 

 Diastase, 166, 167. 

 Dicotyledons, characterized, 226. 

 Digestion in animals, 166-172. 



- plants, 166-172. 

 Dikes, protected by plants, 277. 

 Dio?cious plants, 302. 

 Diphtheria, 376, 380. 

 Directive action of air, 89, 98, 135, 293. 



chemical substances, 293, 294. 



- gravity, 88,* 89,* 90, 91,* 92, 93,* 94, 

 95, 98,* 99, 264, 277, 308. 



light, 264, 346. 



- water, 95,* 96,* 97, 98. 



Diseases of plants, 397, 398,* 399,* 400, 401, 

 402,* 403,* 404-407,* 408.* 



damage done by, 400, 401, 406. 



- prevention of, 400, 401, 407, 408, 

 440. 



Disinfectant, 364. 



Dispersal of seeds, 320-325. 



Distilling, 137,* 138. 



Distribution of seeds, 320-325. 



Dog's Mercury, loves mild humus, 351. 



Drought. See Dryness and Water. 



Drupes, protection against drying of seed 



of, 317. 

 Drying, protection against. See Protection 



against drying. 

 Dryness, effect of, on plant, 82, 211-217, 



326, 327,* 328,* 329*-331,* 332,* 333,* 



334,* 335,* 336,* 337,* 338,* 339,* 340*- 



342,* 343.* 

 See, also, Water. 

 Ducts, 224,* 226, 227,* 228, 229, 230, 231,* 



232,* 233, 234.* 

 length of, 236, 237.* 



Ducts, resin-, 235, 236.* 



water travels faster in, 228, 229, 230, 237. 

 Dung liquor, fixed by clay, 145. 

 Dust clogs stomata, 215 

 Dusty Miller, hairy covering of, 213. 



protection of, against drying, 333. 

 water, 214. 



Earliness, 355, 411, 412. 



Earth. See Soil. 



Earthworms bury seeds, 69. 



Eau de Javelle, 23. 



Echinocystis. See Cucumber, Squirting. 



Echium, Rust on, 405. 



Egg, food in, 176, 177. 



of plants, 290. 



preservation of, 387. 



Elaborated food. See Food, Elaborated. 

 Elasticity of stem, 269. 

 Elder, flowers of, 298. 



pith of, 269. 



stem of, 268, 269. 

 Electric light, 346. 

 Elm, buds formed on roots of. 249. 



cross-pollination of, 303. 

 Embryo. See Germ and Seed. 

 Embryo-sac, 290, 291.* 

 Endosperm, 2,* 3,* 4, 57.* 179, 180.* 



absorption of, 57,* 179, 180.* 



in Xenia, 311. 



Endosperm nucleus, 291,* 311. 

 Energy absorbed from sunshine, 195, 196, 

 201. 



in foods, 173. 



in starch, 196. 



uses of, 173-175. 

 Environment, effect of, on the plant, 326- 



360. 

 Eosin, 22, 24. 66, 161, 224, 225, 228, 230, 242, 



251. 



Eosin stains, how removed, 23. 

 Epidermis of fruit, 317. 



of leaf, 197, 198,* 199,* 204, 205, 210, 213, 

 214. 



protects against drying, 333, 334.* 

 Epilobium, dispersal of seeds, 323. 

 Equisetum. See Horse-tail. 

 Erodium. See Filaree. 

 Ether, test for fats and oils, 165. 



