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, n, 44 



distribution of, 16 



storage of, 18 

 Foot, 258, 260, 261 

 Formaldehyde, 13 

 Formative regions, 50, 82 

 Fruit, 364 



Fucns, 185, 186, 187, 188 

 Fungus, 195 



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, 



1 80, 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 

 Gleditsia, 419 

 Gleocapsa, 147 

 Grafting, 86 

 Grain, 121, 365 

 Graminales, 372 

 Grape, 428 

 Grass, 373, 375, 376 

 order, 372 



