INDEX 



533 



Forest, longevity of, 472. 



Forest, regeneration of, 474. 



Forest societies, 470-476. 



Forest, structure of, 471. 



Franklinia altamaha, 445. 



Franklin's tree, 445. 



Fraxinus, 446. 



Freezing, effect of on plant tissue, 



54, 55, 7<>, 45 2 - 

 Fruit, 204-215. 

 Fruit case, 264. 

 Fruit sugar, 23. 

 Frullania, 342. 

 Frustule, 256. 

 Fruticose lichens, 301. 

 Fucus, 259, 260, 484. 

 Fucus vesiculosus, 259. 

 Funaria, 346. 



Funaria hygrometrica, 350. 

 Fungi, 134141, 229, 272333. 

 Fungi, classes of, 229, 273, 274. 

 Fungi, evolution of, 333. 

 Fungi, review of, 333. 

 Fungi, wood destroying, 139. 

 Funicle, 200, 201, 416. 

 Funnel-shaped, 146. 



Galium, 448. 



Gametangium, 237, 278. 



Gamete, 237-242, 251, 279, 338, 340, 



354, 35- 



Gamete bearer, 338. 

 Gamete plant, 354, 358, 364, 373, 



374, 37 6 > 379- 

 Gametophore, 338. 

 Gametophyte, 238, 244, 342, 344, 



354, 355, 356, 358, 370, 37i, 373, 

 376, 382, 386, 402, 404, 410, 411, 

 418, 419. 



Gamopetalous, 162, 170. 



Gamosepalous, 162, 170. 



Garden sage, 193. 



Gases, interchange of in plants, 119. 



Gaultheria procumbens, 445. 



Gaylussacia resinosa, 445. 



Geaster triplex, 329. 



Gelatinous lichens, 302. 



Genera, 226. 



Generative cell, 183, 200, 395, 400, 

 410, 411. 



Genus, 226. 



Georgia, 349. 



Geotropism, 27; negative, 28; posi- 

 tive, 28. 



Germ disease, 268. 



Germ sporangium, 279. 



Germs, 268. 



Geum, fruit of, 221, 222. 



Gill fungi, 322-326. 



Ginger beer plant, 298. 



Gingko, 401, 416. 



Gingko biloba, 401. 



Gingko, fruit of, 214, 401. 



Gladiolus, 180, 181. 



Gleditsia, 440. 



Globe artichoke, 450. 



Glceocapsa, 254. 



Glucose, 23. 



Glume, 173-177. 



Golden chain, 198. 



Golden rod, 449. 



Gonidia, 273, 303. 



Gordonia lasianthus, 445. 



Gordonia pubescens, 445. 



Gossypium barbadense, 444. 



Gossypium herbaceum, 444. 



Gourd family, 448, 449. 



Gracillaria, 264. 



Gracillaria lichenoides, 265. 



Gracillaria wrightii, 265. 



Grain, 206. 



Grains, 423. 



Grama grass, 459. 



Gramineae, 78, 177, 422. 



Grape fruit, 442. 



Grape mildew, 282, 284. 



Grape sugar, 23, 109. 



Grapplers on seeds and fruits, 220. 



Grass family, 177, 422. 



Gravity, stimulus of, 27. 



Green algas, 232, 421. 



Green algae, review of, 250. 



Green felts, 247. 



Ground covers, 452. 



Growth, annual, 56; determinate, 55; 



indeterminate, 55; in thickness, 56. 

 Gymnospermae, 230, 387. 

 Gymnosperms, 204, 225, 387-405, 



417, 421. 

 Gymnosperms, fruit of, 214, 387, 



394, 398-401. 



Gymnosperms, review of, 401. 

 Gymnosporangium macropus, 317, 



* l8 '. 



Gyncecium, 143. 



Guard cells, 89, 90. 

 Ha3matococcus, 240, 251. 



