852 



I N DE X. 



Discomycetes, 259. 



Discophorae, 583. 



Displacement, 198. 



Diurnal and nocturnal posi- 

 tions of organs, 784. 



Divergence, Angle of, 167, 

 181. 



Dracaena, 107, 552. 



Dried substance of plants, 

 618. 



Drosera, 522, 796. 



Drupe, 539. 



Dryadeae, 585. 



Dudresnaya, 213, 237, 



Dwarf males, 229. 



Ebenaceae, 581. 

 Elaeagnaceae, 584. 

 Elaeagnus, 490. 

 Elacis, 54. 

 E'aphomyces, 255. 

 Elasticity, 699. 

 Elater, 23, 294, 373. 

 Elatineae, 585. 

 Electricity, 687. 

 Elementary constituents of 



the food of plants, 618. 

 Eleutheropetalae, 581. 

 Eleutheropetalous, 471. 

 E!eutherophyllous, 47:. 

 Eleutherosepalous, 471. 

 Elodea, 664. 

 Embryo, 203, 205, 421, 432, 



434, 513. 

 Embryo, Cell-division in, 17, 



511. 

 Embryo-sac, 422, 432, 454, 



506, 802. 

 Embryonic vesicles, 422,432, 



458, 507, 803. 

 Emergences, 140. 

 Empetraceae, 585. 

 Enantioblastae, 555. 

 Endocarp, 518, 537. 

 Endogenous formations, 141, 



149, 370. 

 Endosmotic force, 597. 

 Endosperm, 205, 421, 432, 



434, 510, 805. 

 Endospore, 32, 294. 

 Endostome, 501. 

 Energy of growth, 741. 

 Entomophilous, 810. 

 Epacrideae, 567, 581. 

 Epen, 103. 

 Epenchyma, 103. 

 Ephebe, 266. 

 Ephedra, 461. 

 Epicalyx, 472. 

 Epicarp, 518, 537. 

 Epidermal tissue, 78, 79. 

 Epidermis, 80, 81, 82, 717. 

 Epigynae, 581. , 

 Epigynous, 490. 



Epilobium, 486. 

 Epimedium, 500, 570. 

 Epinasty, 767. 

 Epipactis, 814, 

 Epipetalous, 524. 

 Epiphragm, 253, 33 1- 

 Epipogium, 542, 620, 643. 

 Episepalous, 524. 

 Epistrophe, 671. 

 Equisetaceae, 362. 

 Equisetum, 14, 122, 153, 363. 

 Equivalent members, 148. 

 Er.^ot, 258. 

 Ericaceae, 567, 581. 

 Eriocauloneae, 555. 

 Erodium, 841. 

 Eryngium, 490. 

 Erysiphe, 256. 

 Erythrophyll, 686. 

 Erythroxylaceae, 582. 

 Escallonieae, 584. 

 Eucyclae, 581. 

 Eucyclic, 524. 

 Euphorbia, 168. 

 Euphorbiaceae, iii, 567, 583. 

 Euphorbieae, 583. 

 Eurotium, 257. 

 Everina, 272. 

 Exalbuminous, 513. 

 Excipulum, 268. 

 Exobasidium, 249. 

 Exogenous formations, 133, 



149. 

 Exospore, 32, 294, 397. 

 Exostome, 501. 

 Extensibility, 698, 703. 

 Extension, 138. 

 Extine, 34, 485. 

 Extra - axillary branching, 



562. 



False dichotomy, 158. 

 Fascicular tissue, 79. 

 Female reproductive cell, 



203, 802. 

 Ferments, 254. 

 Ferns, 340. 

 Fertilisation, 203, 430, 509, 



803. 

 Fertilisation of hybrids, 821. 

 Fibrovascular bundles, 79, 



92, 353, 431. 

 Ficus, III, 200. 

 Fig, 200, 518, 537. 

 Filament, 427, 473. 

 Filices, 340. 



Filiform apparatus, 507. 

 Fissidens, 313. 

 Flat pro-embryo, 318. 

 Flexibilityof internodes, 703. 

 Floral diagram, 524. 

 Floral formulae, 529, 565. 

 Florideae, 233. 

 Flower, 319, 425, 523, 564. 



Flowers of tan, 276. 

 Fluorescence of chlorophyll, 



680. 

 Foliaceous Lichens, 264. 

 Foliage-leaves, 193. 

 Foliose Hepaticae^ 297, 

 Follicle, 538. 

 Fontinalis, 132, 331. 

 Food-materials, 619, 626. 

 Foot, 346, 389. 

 Foramen, 427. 

 Formative materials, 628. 

 Fossil Equisetaceae, 376. 

 Fossil Lycopodiaceae, 420. 

 Four-fold pollen- grains, 488. 

 Fovea, 408. 

 Foveola, 408. 

 Fovilla, 486. 

 Francoaceae, 584. 

 Frangulineae, 582. 

 Frankeniaceae, 582. 

 Freecell-formatipn,8,i 1,507. 

 Freezing, effects of, 653. 

 Frenela, 451. 

 Fritillaria, 172, 544. 

 Fruit, 430, 518, 536. 

 Fruticose lichens, 265. 

 Fucaceae, 226. 

 Fucoxanthine, 685. 

 Fucus, 3, 227. 

 Fumariaceae, 526, 535, 570, 



579- 

 Funaria, 47, 82, 312, 320, 



321, 331. 

 Fundamental tissue, 78, 102, 



355. 

 Fungi, 238. 

 Funiculus, 427, 501. 

 Funkia, 15, 23, 482, 503, 508. 



Gamopetalae, 580. 

 Gamopetalous, 201, 471, 

 Gamophyllous, 471. 

 Gamosepalous, 201, 471. 

 Gases, movements of, 614. 

 Gasteromycetes, 251. 

 Gelatinous lichens, 265. 

 Gemmae, 151, 298, 318. 

 General vital conditions of 



plants, 647. 

 Generating tissue, 79. 

 Generations, Alternation of, 



202, 421, 805. 

 Genetic spiral, 169, 774, 

 Gentianaceae, 580. 

 Genus, 829, 844. 

 Genus-hybrid, 817. 

 Geographical distribution of 



plants, 845. 

 Geotropism, 758. 

 Geraniaceae, 583, 842. 

 Germ-cell, 203, 802. 

 Germinal vesicles, 203, 422, 



507. 



