INDEX. 



945 



Bchinocactus Tetani, scent, il. 201. 



time open, ii. 213. 



Echinophoraspinosa, "spinose leaves", i.438, 

 Eohinops, spiny leaves, i. 438. 

 Echinopsis, autogamy, ii. 347. 

 Echinopsis crisfeata, size of flowers, ii, 185. 

 Echium, bristles, i. 441. 



— ci-oss-fertilization, ii. 301. 



— insects and pollen, ii. 245. 



— protandrons, ii. 311. 



— stamens as insect platform, ii. 225. 



— unfolding of inflorescence, i. 744. 

 Echium Italioum, brisUes, i, 439. 

 Echium vulgare, pollen-grains, ii. 97, 

 Ectocarpacese, structure, &o., il. 661. 

 Ectocarpua, host of Entoderma, ii. 652. 

 EctocarpuB siliculosus, fertilization, ii, 661. 

 Ectoplasm, 1. 34, 57, 72, 569. 



Edelraut. See Artemisia Mutdlina. 

 Edelweiss. See Qwx/phalium, Leontopodium. 

 Edelweiss of Himalayas, 1. 316. 

 Egg-apparatus=archegonium, ii. 478. 



constituents, ii. 416. 



Egg-cell, behaviour in fertilization, ii. 417. 



of Fern, ii. 472. 



■ development after fertilization, ii. 475. 



with spermatozoids, of Fucus vesicu- 



losus, ii. 664. 

 Egg-cells, in Gymnosperms, ii. 418. 



of JPucus vesiculosus, discbarge, ii. 663. 



Eggs, of Chlorophycese, ii. 628. 

 Egyptian desert regions, hairiness of plants, 

 i. 318. 



— graves, preservation of fruits, &o., in, i. 



262. 

 Eichler, ii. 605, 616. 

 Eism^ner, of Hay, i. 539. 

 Elseagnus, hair-scales, i. 322, 324; ii. 752. 



— scent, ii. 209. 



Elaphomyces, forms mycorbiza, ii. 678. 



— fruit, ii. 678. 



Elaters, of Anthocerotacese, ii. 698. 



— of Equisetum, ii. 712, 713. 



— of HepaticsB, function, ii. 16, 696, 813. 

 Elatine Alsinastmm, aerial and submerged 



leaves, ii. 505. 

 Elbe, self-purification, i. 265. 

 Elder. See Samhucvs nigra. 



— Dwarf. See Samhuciis Ebuhis. 



— Eed-berried. See Sambucus racemosa. 



— scent, ii, 202. 



Eleanthus, flour-like coating on lip, ii. 169. 

 Electric phenomena, in Diongea, i. 151. 

 Elephant, agent in dispersion of BafQesia 



seeds, i, 199. 

 Eleutheropetalse, of Braun, ii. 605. 

 Elevation and colour, ii. 511. 



— and date of blossoming, &;c., i. 525, 526. 

 Ehn. See UlTmis. 



Elodea, i. 77, 665; ii. 739. 



— effect of heat on, 1. 553. 



Elodea Oanadensis, pollination, ii. 133. 



propagation by offshoots, ii. 457. 



Elvend Kuh, features of vegetation, ii. 457. 

 Elymus, pollination, ii. 142. 

 Elymus mollis, and cold, i. 547. 

 Embryo, detachment from parent, ii. 450. 



— development in Phanerogams, ii. 420. 



— differentiation, i. 596, 750. 



— equipment for journey, ii. 423. 



— meaning of term, ii. 47. 



— nutrition, i. 598 et seq. 



— of AspergillesB, ii. 60. 



— of Centrospermse, ii. 750. 



— of Chara, ii. 64. 



— of Cynomorium, i. 198. 



— of I^siphesB, ii. 59. 



— of Ferns, ii. 68. 



— of GrarainesB, i. 604. 



— of Orobanchese, i. 184. 



— of parasitic Phanerogams, i. 176, 183. 



— of Rhizophora, nutrition, germination, 



&c., i. 602. 



— protection and climate, ii. 447. 



— protective coverings, i. 601. 



— undifferentiated, i. 647. 

 Embryo-cell of Angiosperms, ii. 421. 



. Vol. II. 



Embryogeny, of Selaginella, ii. 715, 

 Embryonic cell, ii. 417. 

 Embryo-sac, i. 598. 



— and contents, ii. 416. 



— homology, U. 478, 717. 



— of Gymnosperms, ii. 418. 



— of Monotropa, ii. 417. 



Emericella varieoolor, a gasterolichen, ii. 695. 

 "Empalement" or calyx, ii. 210. 

 Empetracese, ii. 768. 

 Empetrum, and animals, i. 432. 



— mycorbiza, i. 251. 



— rolled leaf of, i. 300. 

 Empetrum nigrum, i. 305, 490. 



cuticular rods on leaves, i. 302. 



Empia, sheltering in flowers, ii. 163. 

 Empleurum serrulatum, stamen, ii. 87. 

 Empusa, spore-dispersal, ii. 824. 

 Empusa Muscbb, life-cycle, ii. 672. 



mould on flies, i. 168. 



Emulsin, i. 465. 



Enalus, ii. 739. 



Enalus acoroides, geographical distribution, 

 ii. 133. 



pollination, ii. 133. 



Encephalartos, cotyledon in germination, i. 

 606. 



— spinose leaves, i. 438. 



Encysted Plasmodium of Myxomycetes, ii. 



619. 

 Endemic diseases, cause of, i. 506. 



— species, examples, ii. 882. 



importance of, ii. 903. 



liability to extinction, ii. 901. 



Endlicher, system of, ii. 603, 604. 

 Endocarpon, a pyrenolichen, ii. 695. 

 Endocarpon miniatum, situation on a marble 



column, i. 247. 

 EndogensB, of De CandoUe, ii. 603. 

 Endophyllum Sempervivi, on House-leek, ii. 



523. 

 Endoplasm, i. 34. 

 Endosmosis. See Osmosis. 

 Endosperm, i. 598. 



— absence in Gourd, i. 610. 



— homology, ii. 717. 



— of Gymnosperms, ii. 418. 



— origin and nature, ii. 421. 

 Endosphseracese, description, ii. 637, 638. 

 Endospore, of Bacteria, ii. 623. 

 Energy and fermentation,' i. 509. 



— conversion of, by plant, i. 378. 



— kinetic, i. 492. 



— of respiration, measurement, i. 495. 



— potential, i. 492. 

 transformation by plant, i. 492. 



England, flora of, i. 6. 



Engler, ii. 605. 



Ennobling, application of term, i. 213. 



— methods of, i. 214. 



— success in, ii. 554. 



Entada gingolobium, stranded in Norway, 



ii. 879. 

 Enteromorpha, range, i. 390. 



— structure, &c., ii. 648. 

 Entoderma, endophytic, ii. 652. 

 Entomophilous Arctic and other plants, 



percentage of autogamous species, ii. 400. 



— plants, ii. 129, 583. 

 Entomophthorese, ii. 672. 



Entyloma Aschersonii, gall on Helichrysum, 



ii. 521. 

 Entyloma Hagnusii, gall on Gnaphalium, ii. 



521. 

 Environment and origin of species, ii. 596. 

 Enzyme-like poison of stinging hairs, i. 441. 

 Enzymes and gall formation, ii. 551. 



— nature, function, &c., i. 464, 465. 

 EpacridacesB, pollen tetrads, ii. 97. 

 Epacridese, i. 306; ii. 768. 



— and animals, i. 432. 



— mycorbiza on, i. 91, 251. 



— symbiosis with different Fungi in different 



localities, i, 252. 

 Epacris, pollen tetrads, ii. 97. 

 Ephebe Kerneri, ii. 694. 

 a gelatuious Liohen, i. 244. 



Ephedra, i. 376. 



— chlorenchyma, i. 332. 



— description and details, ii. 726, 



— dioecious, ii. 299. 



— egg-cells andfertUization, ii. 418. 



— flowering at Kew, ii. 474. 



— ovule and fertilization, ii. 415. 



— reserve-buds, ii. 33. 



— seed envelope, ii. 441. 



— various species, protection of stomata 



from moisture, i. 296. 



Ephemeral flowers, ii. 212. 



protogyny in, ii. 310. 



Ephydatia (Spongilla) fluviatilis and Trento- 

 pohlia spongophila, ii." 653. 



Epicotyl, i. 596. 



Epidemics, cause of, i. 506. 



Epidendrese, ii. 738. 



Epidendrum elongatum, amount of water- 

 absorption in moist air, i. 222. 



Epidendrum Lindleyanum, duration of flow- 

 ering, ii. 214. 



Epidermis, i. 469. 



— as conducting apparatus, i. 369. 



— cells, adaptation to function, i. 369 



— functions in bifacial leaf, i. 370. 



— in rolled leaves, i. 302. 



— many-layered, i. 369. 



— of leaf, wettable and non-wettahle parts, i. 



230. 



— of leaves, in relation to transpiration, i. 



226, 280, 309. 



— of succulents, i. 329. 



— of young stem, i. 719. 



— transmission of carbonic acid, i. 368. 

 Epilobium, alternation of cross- and self- 

 pollination, ii. 335. 



— autogamy, ii. 335, 352. 



— grooving of stem, i. "95. 



— hybrids, ii. 684. 



— pollen, ii. 101 



— seed-hairs, ii. 424. 



— thin places of pollen-grain, ii. 102. 

 Epilobium alsinefolium and E. palustre, 



established hybrid of, ii. 591. 

 Epilobium angustifolium, autogamy, ii. 354. 



inflorescence, ii. 309, 354. 



nectary concealment, ii. 181. 



— — opening of flower, ii. 212. 



— — ovary, ii. 77. 



poUen deposition, ii. 278. 



pollen-grains with viscin threads, iL 



101. 



protandrous flowers, ii. 309. 



re-erection of inflorescence, i. 744. 



subterranean runners, ii. 453. 



visited by bees, ii. 195. 



Epilobium collinum, duration of flowering, 



ii. 213. 



opening of flower, ii. 212. 



plumed seeds, ii. 858. 



Epilobium hirsutum, cohering pollen-grains, 



ii. 97. 



colour-contrast of flowers, ii. 189. 



protection of pollen, ii. 121. 



Epflobimn montanum, anthocyanin, i. 520. 



cohering pollen-grains, ii. 97. 



colour-contrast of flower, ii. 189. 



protection of pollen, ii. 121. 



Epilobium parviflorum, autogamy, ii. 335. 

 Epilobimn roseum, protection of pollen, ii. 



121. 

 Epilobium scaturiginum, an established 



wild hybrid, ii. 591. 

 Epimedium, anthocyanin, i. 484. 

 dehiscence of pollen-sacs, ii. 93, 95. 



— flower and autogamy, ii. 349. 



— nectaries, ii. 178. 



Epimedium alpinum, autogamy, ii. 347. 



flower, ii. 236. 



Epipactis, habitat and foliage, i. 110. 



— nectary, ii. 176. 



Epipactis and Cephalantbera, hybridization, 



ii. 583. 

 Epipactis latifolia, abortive stamens, ii. 253. 



poUination, ii. 254, 255, 283. 



Epipactis miorophylla, radical buds, ii. 28. 

 110 



