464 



INDEX. 



Evolution of Pteridophyta, 284 



of sex, 159, 183 



of sexuality, 158, 160, 172, 

 183 

 Excretion, 20, 22, 45 

 Exoascales, 209 

 Exoascus, 209 



Fagales, 399 

 Fagus, 401 

 Fairy rings, 229 

 Family, 132 

 Farmer, 189 

 Fecundation, 108 

 Fermentation, 143, 207 

 Ferns, 282 



adder tongue, 284 



club moss, 309 



common, 291 



horsetail, 303 

 Fertilization, 108, 361 



significance of, 124 

 Ficus, 403 

 Filament, 102 

 Filicales, 291 

 Flower, 394 



coloration of, 408 



development of, 348 



perfect and imperfect, 349 



structure of, 101 

 Follicle, 365 

 Food of plants, 11, 44 



distribution of, 16 



storage of, 18 

 Foot, 258, 260, 261 

 Formaldehyde, 13 

 Formative regions, 50, 82 

 Fruit, 364 



Fucus, 185, 186, 187, 188 

 Fungus, [95 



alga-like, 197 



basidia-forming, 221 



bird's nest, 235. 236 



black, 215 



blue-green, 209 



brown, 209 



coral, 232, 233 



Fungus, cup, 219 



fly, 204, 205 



gill, 230, 233 



pore, 233 



prickly, 232, 233 



sac, 205 

 Funaria, 266, 272, 275, 279 

 Funiculus, 104, 362 



Gager, 128 



Gametangium, 172, 186 

 Gamete, 104, 152, 158, 160, 168, 172, 

 191, 247 



female, 105, 106 



male, 107, 108 

 Gametophyte generation, 122, 173, 

 193, 244, 254, 287, 290, 

 299, 313, 3i8, 335 

 reduction of, 289 



female, 105, 106 



male, 108, 326, 337, 359 

 Gametospore, 104, 109, 180, 244 



germination of, no, 193, 249, 

 258, 288, 301, 309, 313, 319, 

 327, 338, 361 

 Gasteromycetes, 234 

 Gemmae, 243, 255, 256 

 Generation, alternation of, 122, 173, 



180, 193, 254, 290 

 Gentian, 441 



order, 440 

 Gentianales, 440 

 Genus, 131 

 Geoglossum, 220 

 Geraniales, 427 

 Geranium, 428 



order, 427 

 Gills, 229, 230, 231 

 Ginkgo, 330 

 Gledilsia, 419 

 Gleocapsa, 147 

 Grafting, 86 

 Grain, 121, 365 

 Graminales, 372 

 ( rrape, 428 

 Grass, 373, 375. 376 



order, t,~2 



