390 
PLANT STUDIES 
Cyclic, 365, 366, 377, 379. 
Cypress, 96. 
Cytoplasm, 227. 
Dandelion, 114. 
Desmids, 248. 
Diatoms, 261. 
Dichotomous, 251. 
Dicotyledon, 83, 365, 376. 
Digestion, 154. 
Dionaea, 168. 
Dodder, 106. 
Drosera, 166. 
Ecological factors, 170. 
Ecology, 4. 
Edogonium, 238. 
Egg, 110, 231. 
Elm, 67, 68. 
Embryo, 111, 352, 369. 
Embryo-sac, 350. 
Endosperm, 351. 
Entomophilous, 359. 
Epidermis, 37, 83. 
Epigynous, 365. 
Equisetum, 337. 
Evolution, 223. 
Fern, 55, 56, 85, 334. 
Fertilization, 351. 
Filament, 360. 
Flower, 76, 140, 364 ; and insects, 
123, 162. 
Foliage, 6, 28, 35. 
Foot, 303. 
Fruit, 368. 
Fucus, 251. 
Fungi, 224, 264. 
Gametangium, 231. 
Gamete, 230. 
Grametophore, 303, 
Gametophyte, 303, 323, 351, 366, 
367, 375. 
Germination, 111, 138; of seed, 
369. 
Geotropism, 69, 91, 138. 
Glceocapsa, 232. 
Gymnosperms, 345, 358. 
Hair, 136, 198. 
Halophytes, 176. 
Haustoria, 266. 
Heliotropism, 12, 68, 139. 
Heterogamous, 231. 
Heterospory, 330. 
Homospory, 332. 
Horsetails, 337. 
Host, 264. 
Hydrophytes, 175, 177. 
Hydrotropism, 91, 138. 
Hyphae, 265. 
Hypogynous, 365. 
Insects and flowers, 123, 162. 
Integument, 350. 
Isogamous, 231. 
Jungermannia, 314. 
Lady-slipper, 132-136. 
Laminaria, 249. 
Latex, 136. 
Leaves, 28, 35, 139. 
Lichens, 159, 293. 
Life-relations, 4. 
Light, 143, 174. 
Light-relations, 8. 
Linden, 116. 
Liverworts, 308. 
Lycopodium, 340. 
Maple, 26, 115. 
Marchantia, 107, 309. 
