MORPHOLOGY, ANATOMY, AND PHYSIOLOGY. 



587 



Double flowers, 452. 

 Drepanium, 441. 

 Drape, 475 (Fig. 290). 

 Drupel, 475'. 

 Duct, 98. 

 Duplication, 450. 

 Duramen, 143, 165. 

 Dwarf-males, 258 (Fig. 147). 

 Dwarf-shoots, 23. 



Egg-apparatus, 408 (Fig. 242). 



Elater, 316, 383. 



Elementary constituents of the food 

 of plants, 188. 



Eleutheropetalous, 458. 



Eleutherophyllous, 458. 



Eleutherosepalous, 458. 



Emarginate, 37. 



Embryo, 8. 



Embryo-cell, 401. 



Embryogeny of Bryophyta, 314, 319, 

 337 : of G3 r mnosperms, 424 

 (Figs. 249-251): of Phanero- 

 gams, 401 (Dicotyledons, Fig. 

 238 ; Monocotyledons, Fig. 

 239) : of Pteridophyta, 346, 

 366 (Figs. 218-220), 377, 385, 

 387, 393 (Figs. 233, 235). 



Embryonal tubes, 427 (Fig. 250). 



Embryo-sac, 51, 400 (Figs. 241-2), 



Emergences, 48, 135. 

 Endocarp, 472 (Fig. 290). 

 Endodermis, 111, 115, 134 (Figs. 94, 



96). 

 Endogenous development, 9, 44, 134 



(Fig. 107). 

 Endopleura, 415. 

 Endosperm, 407 (Fig. 241), 414. 

 Endospore, 50. 



Endothecium, 136, 316 (Fig. 197). 

 Energy of growth, 209. 



absorption of, 194. 



dissipation of. 203. 



kinetic, 194. 



potential, 197. 

 Ensiform, 32, 479. 

 Entire, 35. 

 Entomophilous, 410. 

 Enzyme, 189, 197. 

 Epibasal cell, 314, 346, 387. 

 Epiblast, 478 (Fig. 292). 

 Epiblema, 106. 

 Epicalyx, 57, 175, 443, 57a 

 Epicarp, 472 (Fig. 290). 

 Epicotyl, 404. 



Epidermis, 106 (Figs. 87-90, 92). 

 Epigean cotyledons, 405. 

 Epigynous, 444 (Fig. 261). 

 Epinasty r 211 (Fig. 131). 



Epipetalous, 462. 

 Epiphragm, 344. 

 Epiphyllous, 462. 

 Epiplasm, 294. 

 Epipodium, 29, 32. 

 Episporitim <Epispore), 287, 376. 

 Epistrophe, 172 (Fig. 124). 

 Equitant, 43. 



Erect ovule, 469 (Fig. 284). 

 Erythrophyll, 83. 

 Etaerio, 476. 



Etiolated plants, 162, 213. 

 Etiolin, 161. 

 Encyclic, 449. 

 Eusporangiate, 53, 349. 

 Evolution of oxygen from water- 

 plants, 195 (Fig. 128). 

 Exalbuminous seed, 414. 

 Excretion, 202. 

 Exine, 50. 



Exodermis, 111 (Fig. 87). 

 Exogenous development, 9. 

 Exospore, 50. 

 Exstipulate, 30. 

 External conditions, 159. 

 Extra-floral nectaries, 96, 166. 

 Extra-seminal development, 401. 

 Extrorse, 464. 



False dichotomy, 20 (Fig. 10). 



foot, 315, 339. 

 Fascicle, 442. 

 Fascicular cambium, 138. 

 Fats, 80, 187, 201. 

 Fat-enzyme, 198. 

 Feeder, 393. 

 Female organ, 60. 



pronucleus, 414. 

 Ferment, organised, 198. 

 Fermentation, alcoholic, 198. 

 Fertilisation, 59. 

 Fibres, 92. 



woody, 140. 

 Fibrous cells, 92, 140. 



root, 45. 



Fibro-vascular bundle, 121. 

 Filament, 88, 395. 

 Filtration under pressure, 182. 

 Fixed light-position, 173. 



oils, 187. 

 Flanks, 6. 

 Floral diagram, 447. 



formula, 448. 



leaves, 55, 175, 445. 



organs, 456. 

 Flower, 25, 55, 894. 



accessory organs of, 470. 



irregular, 454. 



macrosporangiate, 56, 395. 



microsporangiate, 56, 395. 



