506 



INDEX. 



Ecology (sometimes Written .oecol- 



ogy), 464 

 Ectocarpus, 167 

 Edaphic formations, 475 

 Elaphomyces, 217, 218 

 Elder, 501 

 Elm family, 495 

 Elodea, 6163 

 Embryo of ferns, 269272 

 Embryo sac, 326328 

 Empusa, 215 

 Endocarp, 450 

 Endomyces, 216 

 Endosperm, 103, 105, 107, 306, 309; 



nucleus, 327, 329-334 

 Entomophthorales, 215 , 

 Enzyme, 92, 98, 116, 117 

 Epidermal system, 358 

 Epidermis, 358, 359, 363 

 Epigaea repens, 499 

 Epigynous, 425 

 Epilobium, 498 

 Epinastic (ep-i-nas'tic), 129 

 Epinasty (ep'i-nas-ty), 129 

 Epipactis, 444, 447 

 Epiphegus, 84 

 Epiphytes, 416 

 Equisetales, 296 

 Equisetineae, 296 

 Equisetum, 280-283 

 Ericaceae, 499 

 Ericales, 499 

 Erythronium, 493 

 Etiolated plants (e'ti-o-la"ted), 68 

 Euascomycetes, 217 

 Eubasidiomycetes, 219 

 Eupatorium, 403, 502 

 Euphorbiaceae, 497 

 Eurotium oryzae, 78 

 Evening primrose family, 498 

 Exalbuminous, 108 

 Exoascus, 217 

 Exobasidiales, 219 

 Exocarp, 450 



Fagales, 494 



Fehling's solution, 75, 76 



Ferment, 98, 108, 116 



Ferns, 251-279, 292, 457; classifica- 

 tion of, 295 



Fertilization, 307, 308, 328, 329, 140, 

 145, 169, 172, 174, 197, 421 



Fibrovascular bundles, 49-54 



Figwort family, 501 



Filicales, 295 



Filicineae, 295 



Fittonia, 404 



Flagellates, 83, 165 



Flax, 497 



Flower cluster, 419 



Flower, form of, 422; parts 0^419; 



union of parts, 424 

 Flowers, arrangements of, 426; 



kinds of, 421 

 Follicle, 453 

 Forest, formations 471; societies, 



477 



Forests, relation to rainfall, 479 



Fresh-water societies, 486 



Frond, 352 



Fruit, 450-457; parts of, 450 



Frullania, 25, 236 



Fucus, 168-170 



Fungi, absorption by, 22; classifica- 

 tion of, 213-222 ; nutrition of, 86- 

 90; respiration in, 115 



Gametangium (gam"et-an'gi-um), 



140 



Gamete (gam'ete), 138, 139 

 Gametophore (gam'et-o-phore), 230, 



248 

 Gametophyte (gam'et-o-phyte), 225, 



226, 244, 245, 250, 262, 270, 283, 



292, 294, 3S 314, 3i7 336-339. 



340-348, 434 

 Gamopetalous (gam"o-pet'a-lous), 



424 

 Gamosepalous (gam-o-sep'a-lous), 



424 



Gas in plants, 6064 

 Gasteromycetes, 219 

 Gemmae, 179, 235 

 General formations, 470 

 Gentian, 500 

 Geotropism (ge-ot'ro-pism), 125- 



127, 410 



Geraniaceae, 497 

 Geraniales, 497 

 Geranium family, 497 

 Germ, 459 

 Gigartinales, 175 

 Gingko, 313-315. 457 

 Gingkoales, 316 

 Ginseng, 499 

 Glasswort, 495 

 Gleicheniaceae, 295 

 Glucose, 108. See sugar. 



