INDEX 



369 



Carbon dioxide, disposition of, 137, 



138. 

 Carnivorous plants, *118, *119, 



*120, *121, 122. 

 Carpel, 153, *185, *186. 

 Carrot, root, *307. 

 Castor-oil plant, early history of 



stem of, *71. 

 Catkin, App. I, *358. 

 Celandine, leaf of, *99. 

 Cell, 16, 17, 43-45*. 

 Cell-contents, *17, *43. 

 Cell-division, *218, *222, *245. 

 Cell-multiplication in Spirogyra, 



*222. 

 Cell-sap, *43, *46. 

 Cell-wall, 17, 44, *218, *222. 

 Cellulose, 44. 



Central cylinder, *3G, *37. 

 Central pjacenta, *155. 

 Chemical changes in leaves before 



falling, 141. 

 Cherry twig, *92. 

 Chestnut fruit, *186. 

 Chlorophyll, *129, 130, 138-140. 

 Choripetalous, 151. 

 Chorisepalous, 151. 

 Cilium, *226, *232, *242. 

 Citrous fruit hybrids, *320, 321. 

 Cladophora, 212, 213. 

 Cladophyll, 62, *63. 

 Class, 209. 



Classification, 207-210. 

 Cleistogamous flowers, 179, *180. 

 Clerodendron, *175. 

 Climbing plants, *56, *57. 

 Clover leaf, *109. 

 Club-mosses, 291, *292. 

 Cluster-cup, *256. 

 Cocoanut, *326. 



Coffee, 326, *328. 



C'oleochsete, *306. 



Colors of flowers, 171, 172. 



Compass-plant, nearly vertical 



leaves of, 110, »111. 

 Composite head, App. I, *359. 

 Compound cyme, App. I, *360. 

 Compound leaves, *103, 104. 

 Compound pistil, 154, *155. 

 Compound umbel, App. I, *359. 

 Conceptacles, 231-233*. 

 Concord grape, 309. 

 Coniferous woods, 343, 344. 

 Conjugating algEe, 219-22.3*. 

 Conjugation, 221-223*, *248. 

 Connective, *153. 

 Contractility, 45. 

 Cork, *70, *73, 76, 84. 

 Corn breeding, 313, 314. 

 Corn, cross-section of stem of, 



*65. 

 Corn, germination of, 6, 7. 

 Corn, grain of, 13, *14. 

 Corn, root-tip, section of, *30. 

 Corn-stem, structure of, *65. 

 Corolla, *148. 

 Corymb, App. I, 361. 

 Cotton, 341. 

 Cotyledon, *5, *6. 

 Cotyledon, disposition made of, 



24. 

 Cotyledons, thickened, use of, 



24. 

 Crenate, App. I, *357. 

 Cross-pollination, 168. 

 Crow-berry, rolled-up leaf of, *117. 

 Cryptogams. See Spore-plants. 

 Cuspidate, App. I, *356. 

 Cutting leaves, *126. 

 Cyme, App. I, 361. 



