:278 



Index. 



Cambium layer, 52; from different 

 plants may unite, 53. 



Carbon, proportion of in vegetable 

 material, 44; sources of, in plants, 

 42. 



Caulicle, 33. 



Cauliflower heads to be shaded 

 from sunlight, 142. 



Caustics, destroying insects by, 157- 



Cell division, 15. 



Cells, guard, 49; palisade, 49; some 

 properties of, 14. 



Cellular structure of living beings, 

 13. 



Chili saltpeter, 150. 



Chinch bug, 163. 



hlorid of potash, 151. 



Chlorophyll defined, 41; forms only 

 in light, 41 ; iron essential to form- 

 ation of, 45; no food formed with- 

 out, 42. 



hlorophyll bodies, 42. 



ion, 210, 212. 



ion grafting, 212. 



Classification defined, 17; illustrat- 

 ed, 19. 



Cleft grafting, 216. 



Close-pollination, 100. 



Clouds tend to avert frost, 130. 



Clover, dodder of, 171. 



lub-root of cabbage, 174. 



Codling moth, 168. 



Cold air drainage, 130. 



Cold, excessive, how affecting the 

 plant, 118. 



Cold-frame, 194. 



Composite flowers, 96. 



Cond i tions affecti n g power of pi an ts 

 to endure cold, 119. 



Cooling the plant, immediate effect 

 of, 118. 



Copper carbonate, ammoniacal so- 

 lution of, 177. 



Corm, 190. 



Corn, detasseling, 252; smut, 172. 



Corolla, 94. 



Cotyledons defined, 36. 



Covering of seeds in planting, why 

 important, 33. 



Cracks in fruits and vegetables due 

 to excessive moisture, 136. 



Crop, affected by age of seed, 108; a 

 growing, tends to conserve fertil- 

 ity, 153; removal of, tends to re- 

 duce plant food in the soil, 147; 

 rotation of, economizes plant 

 food, 153. 



Crops, trees detrimental to neigh- 

 boring, 59. 



Crossed seedlings, selection of, 267. 



Crosses, after care of, 266; and hy- 

 brids defined, 20; variability of, 20. 



Cross fecundation, how accom- 

 plished, 264. 



Crossing, selection of subjects for, 

 264; variation produced by, 263. 



Crossings, planting with reference 

 to chance, 268. 



Cross-pollination, 99; advantage of, 

 to plants, 100. 



Cucumber, beetle, 156; screen-cov- 

 ered frame for hills of, 156. 



Cucurbitse, provision in, to aid 

 plantlet to emerge from seed- 

 case, 33, 34. 



Cultivation tends to prevent 

 drought, 139. 



Culture, aim of, 11; deals with life, 

 12; defined, 10; plants have im- 

 proved under, 259; variation pro- 

 duced by, 262. 



Curculio, 166, 169. 



Currant worm, 159. 



Current, evaporation, 60; of pre- 

 pared food, 61. 



Cuticle defined, 49. 



Cutting defined, 191; essential char- 

 acters of a, 192. 



Cuttings, conditions favoring 

 growth of, 193; from active 

 plants, 205; from dormant plants, 

 200; from dormant stems, 202; of 

 woody plants, preferably made 

 in autumn, 112; parts of plants to 

 be used for, 193; planting in au- 

 tumn, 202; storage of, 201; tool for 

 planting, 235. 



Cuttings, green, 205; especial care 

 necessary in propagating plants 

 from, 206; how made from herba- 

 ceous plants; 207; how made from 



