426 



INDEX 



Evening Primrose (CEnothera), 



mutation in, 381, 382. 

 Evergreen leaves, 112, 335. 

 Evolution, 210, 337, 338, 355, 367, 



393-6 ; of flowers, 355 ; of 



new species, etc., 378, 380, 



38i (fig.). 



Exalbuminous seeds, 370. 

 Excentric starch-grains, 41, 42 



(fig.)- 

 Exodermis, 67 (fig.), 69, 72, 74, 75 



(fig.)- 



Exogenous, 90. 

 Extinct plants, 310, 312 (fig.), 313, 



314 (fig.), 319, 322, 327-33 



(figs-), 334, 340, 356, 394, 407- 

 Extraction of, enzymes, 53, 54 ; 



fibres, 34 ; oils, 49 ; rubber, 



157 ; sugars, 45, 46. 

 Extrafloral nectaries, 144, 148, 



149 (fig-). 



Exudation of water, 144-8, 149. 



Eyepiece (of microscope), 398. 



Eye-spot, 181, 193 ; of Chlamy- 

 domonas, 181, 182 (fig.) ; of 

 H&matococcus (Sphaerella), 187 

 (fig.) ; of zoospores, 213 (fig.), 

 219 (fig.). 



Fagus sylvatica, 72, 129, 140, 170, 

 3 6 5, 367, 382, 383 (fig.) ; wood 



Of, 121, 122, 126. 



Fall of leaves, etc., 141, 142 (fig.). 

 False Acacia (Robinia pseudacacia), 



115, 126. 

 False plasmolysis, 13-15 ; tissues, 



239, 241, 248, 249 (fig.). 

 Fats, 49, 50, 53, 263 ; formation of, 



50 ; reactions of, 49. 

 Fatty acids, 49, 53, 54 ; bodies, 91, 



92, 136; 223. 

 Favus, cause of, 253. 

 Febrifuges, 61. 

 Fegatella, 270 (fig.), 279. 

 Fehling's solution, 401 ; and sugars, 



47, 401 ; and tannins, 60. 

 Female sexual cells, 186, 220, 221 



(fig.), 233 (fig.), 234, 244 (fig.). 



See also Egg. 

 Fennel (Fceniculum), 61. 

 Fennel-leaved Pondweed (Potamo- 



geton pectinatus), stem of, 172. 

 Fermentation, alcoholic, 255, 256 ; 



due to Bacteria, 265. 

 Ferments. See Enzymes. 

 Ferns (Filicales), 180, 193, 289-309 



(figs.), 310, 321, 322, 407; 



antheridia of, 301 (fig.), 302, 

 303 (fig.) ; archegonia of, 301 

 (fig.), 302, 303 (fig.) ; embryo 

 of, 294, 302-4 (fig.), 373 ; 

 fertilisation of, 302 ; growing 

 point of, 18, 295 ; habit of, 

 289-91 ; leaf of, 290-92 

 (figs.), 295, 303 ; petiole of, 

 295 ; prothallus of, 300-302 

 (fig.), 304, 305, 313; root of, 

 290, 295 ; sporangia of, 295- 

 300 (figs.), 303, 308, 309 (fig.) ; 

 stem of, 289, 290 (fig.), 292-5 

 (figs.) ; vegetative reproduction 

 of, 305 (fig.). 



Ferrugineous waters, 268. 



Fertilisation, 222, 223, 289, 306, 

 332, 382 ; in Algae, 221 (fig.), 

 222, 223, 226 ; in Angiosperms, 

 364 (fig.), 366, 367 (fig-), 368, 

 372 ; in Conifers, 349, 350, 

 353 ; in Cycads, 326, 327 (fig.) ; 

 in Ferns, 302 ; in Fungi, 233 

 (fig.), 234 ; in Liverworts, 280, 

 281 ; in Mosses, 281 ; in 

 Selaginella, 319. 



Fibre-yielding plants, 34, 35. 



Fibres, 32-4 (fig.), 73, ?8 (fig.), 86, 

 115, 167, 168 (fig.) ; bordered- 

 pitted, 33, 37, 121 ; mechanical 

 value of, 33 ; of Ferns, 292, 

 293 (fig.) ; of secondary 

 phloem, 130; of secondary 

 wood, 33, 121, 123 (fig.). 



Fibres of nuclear spindle, 23. 



Fibrous layer (of anthers), 360 (fig.), 

 361, 362, 363 (fig.). 



Fibrous tracheids, 37 (fig.), 134, 

 340, 341 (fig.). 



Ficaria verna, embryo of, 372 ; 

 hydathodes of, 145, 146 (fig.), 



H7 (fig-)- 

 Ficus, 125 ; F. elastica, 39, 95, no, 



157- 

 Field Horsetail (Equisetum arvense), 



3ii, 312. 



Fig (Ficus), 39. 



" Figure " (of wood), 127, 128. 



Filaments of, Algae, 7, 195-8 (fig.), 

 205, 206 (fig.) ; Bacteria, 262, 

 263 (fig.), 268 ; Fungi, 230, 

 231 ; stamens, 359 (fig.), 360 



(fig-)- 



Filicales, 310, 407. See Ferns. 

 Filmy Ferns (Hymenophyllaceae), 



296, 297 (fig.), 301. 

 Fine adjustment (of microscope), 



399- 



