INDEX. 
Composit, 134. 
Compound leaves, 92, 95. 
Compound pistil, 147. 
Compound umbel, 154, 135. 
Condensed stems, 48, 49. 
Cone, 195. 
Conifers, wood of, 60, 61. 
- Conjugating cell, 228, 224. 
Conjugation, 225, 224. 
Consolidated, 148. 
Continuity of protoplasm, 56. 
Cork, 52, 67. 
Cork, use of, 60, 73. 
Corm, 49. 
Corn, aerial roots of, 27. 
Corn, germination of, 20, 21. 
Corn, grain of, 20. 
Corn-stalk, structure of, 64, 65. 
Corolla, 142. 
Corymb, 132. 
Cotyledon, 5. 
Cotyledons, thickened, use of, 18. 
Crenate, 87. 
Cross-fertilization, 160. 
Cryptogamous, 216. 
Cryptogamous groups, 216. 
Cuspidate, 86. 
Cutting leaves, 209. 
Cuttings, 26, 54. 
Cuttings rooting, 26. 
Cyme, 136. 
Cymose, arranged in cymes, Fig. 
114. 
Cypress, 44. 
Daily movements of leaves, 98, 99. 
Dandelion, 44. 
Darwin, Charles, 160. 
Deciduous, 124. 
Defenses against animals, 207-210. 
267 
Defenses against weather, 205-207. 
Definite annual growth, 48. 
Dehiscent fruits, 190. 
Dehiscence, 184. 
Dehiscence of capsules, 191. 
Deliquescent stem, 41. 
Dentate, 87. 
Desert plants, 48, 206, 207. 
Destruction of individuals, causes 
of, 203, 204. 
Determinate inflorescence, 136. 
Deutzia leaves, 96, 97. 
Diadelphous, 147. 
Diagrams, floral, 149, 151. 
Dichogamy, 169, 170. 
Dicotyledonous, 17. 
Dicotyledonous stems, rise of water 
in, 59. 
Dimorphous flowers, 172, 175. 
Dicecious, 145. 
Discharge of pollen, 154, 155. 
Disk-flowers, 134. 
Distinct, 146. 
Distribution of material in mono- 
cotyledonous stems, 65, 66. 
Dispersal of seeds, 200-202. 
Dock fruit, study of, 184. 
Dodder, 28, 29. 
Dormant buds, 83. 
Dorsal suture, 184. 
Double flowers, 153. 
Drosera, 104, 105. 
Drupe, @ stone-fruit, 193, 196. 
Dry fruits, 185-191. 
Duct, 31, 538, 57, 59. 
‘ Egg, osmose in, 35, 36. 
Elliptical, 85. 
Eln, 42. 
Elm bud, 81. 
