INDEX 2738 
Carpel, 149, *185, *186. 
Castor-oil plant, early history of 
stem of, *71. 
Catharinea, #239. 
Catkin, App., *266. 
Celandine, leaf of, *99. 
Cell, 16, 17, 48-45*. 
Cell-contents, *17, #43. 
Cell-division, #216, 234. 
Cell-multiplication in pond-scum, 
*216. 
Cell-sap, *45, *46. 
Ceil-wall, 17, 44. 
Cellulose, 44. 
Central cylinder, *36, *37. 
Central placenta, #155. 
Chemical changes in leaves before 
falling, 141. 
Cherry twig, *92. 
Chestnut fruit, *186. 
Chlorophycee, 210. 
Chlorophyll, #129, 130, 138-140. 
Cilium, #218. 
Cladophyll, 62, *63. 
Class, 209. 
Classification, 207-211. 
Cleistogamous flowers, 179, *180. 
Clerodendron, *175. 
Climbing plants, *56, *57. 
Clover leaf, *109. 
Cluster-cup, 225, *226. 
Coherent, *152. 
Colors of flowers, 171, 172. 
Compass-plant, nearly 
leaves of, 110, *111. 
Composite head, App., *267. 
Compound cyme, App., *268. 
Compound leaves, *103, 104. 
Compound pistil, 154, *155. 
Compound umbel, App., *267. 
vertical 
Conceptacles, #219, #220, *221. 
Conjugate, 210. 
Conjugating cell, 216, #217. 
Conjugation, 216, #217. 
Consolidated, 155. 
Contractility, 45. 
Cork, #70, #78, 76, 84. 
Corn, cross-section of stem of, *65. 
Corn, germination of, 6, 7. 
Corn, grain of, 15, *14. 
Corn, root-tip, section of, #36. 
Corn-stem, structure of, *65. 
Corolla, #148. 
Corymb, App., 269. 
Cotyledon, #5, *6. 
Cotyledon, disposition made of, 24. 
Cotyledons, thickened, use of, 24. 
Crenate, App., #265, 
Cross-pollination, 168. 
Crow-berry, rolled-up leaf of, *117. 
Cryptogams, 209. 
Cryptogams, classes of, 210. 
Cuspidate, App., *264. 
Cutting leaves, *126. 
Cyme, App., *268. 
Dahlia, thickened roots of, 33, *384, 
Daily movements of leaves, 108, 
*109, *110. 
Dandelion, *55. 
Datura, stigma of, *164. 
Deciduous, 141. 
Defenses against animals, 122-126*. 
Definite annual growth, 54. 
Dehiscent fruits, 185, *186, #187, 
#104. 
Deliquescent trunk, 53. 
Dentate, App., *265. 
Descent of water, *70, 80, 81. 
Desmids, *217. 
