946 



INDEX. 



£pipactis speciosa, and other hybrids, ii. 



583. 

 Epiphragm, of Folytrichuin peristome, ii. 



703. 

 Epiphyllous buds, ii. 37. 40, 44. 



— shoots, ii. 37. 



Epiphyte,'meaDing of term, i. 56. 

 Epiphytes, adventitious roots, i. 751. 



— aerial roots, i. 753. 



— favourite bark. i. 720. 



— formerly treated as jiara-ites, i. 159. 



— mode of growth of roots, rhizoids, or 



byphK, i. 115. 



— nutrition, i. 116. 



— on epiphytes, i. 116. 



Epiphytism, among Marine Algse, i. 161. 

 Epipogium, i. 184. 655. 



— absorbent cells, i. 766. 



— nectary, ii. 176. 



— pollen deposition and retention, ii. 284. 



— position of labellum, ii. 224. 



— scaly stem, i. 652. 

 Epipogium aphyllum, ii. 201. 



absorptive cells and food-absorption, i. 



114. 



description, i. HI. 



flower, &c., ii. 226. 



habit, ii. 737. 



habitat and foliage, i. 110. 



pollination, ii. 257. 



rapid growth of flowering stem. 1. 118. 



Episcia bicolor, epiphyllous buds, ii. 43. 

 Epithemia, cold resistance, L 542. 

 Equisetaceae, alternation of generations, ii. 

 476. 



— antheridia and fertilization, ii. 68. 



— apical-cell, 1. 579. 



— description, ii. 711. 



— Palaeozoic, ii. 612. 



— prothallium, ii. 68. 



— sporangia and spore-formation, iL 14. 

 Equisetales, ii. 711. 



— fossil remains, ii. 713. 



— sporophyte characteristics, ii. 704. 

 Equisetum, and animals, i. 432. 



— arrangement of stomata, i. 230. 



— elaters, function of, ii. 815. 



— number of species, ii. 711. 



— silica in. ii. 712. 



— silicic acid in, i. 67. 



— switch-plants, i. 330. 



Equisetum arvense and E. Umosum, hybrid 



of, ii. 5S2. 



fertile shoot, il 712. 



spores with elaters, ii. 712. 



sterile and fertile shoots, i. 653; ii. 14. 



476. 

 Equisetum giganteum, &c., height, ii. 712. 

 Equisetum hiemale, commercial use, ii. 713. 

 Equisetum inundatum, hybrid, ii. 582. 

 Equisetum limosiim, necessary soil, ii. 612. 

 Equisetum sylvaticum, ii. 14, 712. 

 Equisetum Telmateja, shoot, kinds of, i. 653. 

 Equitant leaves, i. 336. 

 Eranthis. colour of sepals, ii. 183. 



— germination, i. 622. 



— movements of stameus, ii. 250. 



— nectaries, ii. 179. 



— opening of flower and growth, ii. 220. 



— protection of pollen, ii. 112, 114. 

 Eranthis hiemalis, duration of flowering, iL 



213. 

 Eremosphaera, ii. 636. 

 Eremurus, aphide mimicry, ii. 327. ' 



— behaviour of styles, i. 740. 



— geitonogamy, ii. 326. 



Eremurus altaicus, &c., alluring tissue, ii. 



171. 

 Eremurus Caucasicus, inflorescence, ii. 309. 

 Ergot of Rye. See Claviers purpurea. 

 Ei^otism, ii. 681. 

 Erica, dispute about name, i. 5. 



— hybridization in, ii. 330. 5S5. 



— pollen sprinkling, it 275. 



— pollen tetrads, ii. 97. IM. 



— sticky stiguias. ii. 282. 



— suitable substratum, i. 250. ii. 498. 



Erica arborea and galls of Cecidomyia 

 Ericse, ii. 547. 



distribution in Istria. i. 306. 



Erica caffra, details of leaves, L 301, 302. 

 Erica camea and galls of Cecidomyia Ericse, 

 ii. 547. 



depth of flower, ii. 180. 



geitonogamy, ii. 328, 329. 



inflorescence and flowers, ii. 329. 



pollination, ii. 139. 



stamen, ii. 329. 



Erica cinerea, i. 305. 



Erica Mackayi. hybrid of E. ciliaris X E. 



Tetraiix, ii. 586. 

 Erica Tetraiix, i. 305. 

 Erica vestita, rolled leaves, i. 301. 

 Ericaceae, iL 768. 



— Cape, number and variety, i. 306. 



— dichogamy in, ii. 312. 



— geitonogamy in, iL 328. 



— hair-like cuticular filaments, L 310. 



— heterostylism in. ii. 398. 



— hybrids among, ii. 585. 



— in Alps, i. 489. 



— mycorhiza in. i. 91, 251. 



— pollen tetrads, ii. 97. 

 Erigeron, autogamy, ii. 359. 



— natural hybrids, ii. 585. 

 Erigeron alpinum, dichogamy, ii. 312. 

 Erioeum quercinum, former gall-uame, ii. 



529. 



Eriodendron, fruit and seed, ii. 423, 42i 



Eriodendron caribaeum, buttress-roota, L 756. 



Eriophorum, iL 748. 



Eriophorum angustif olium, plumed fruits, iL 

 857. 



Eriophorum vaginatum, difficulty of culti- 

 vation, i. 113. 



Eristalis arbustorum, on Phlox and SoUdago, 

 ii. 166. 



Erodium, fruit^anchoring, i. 616. 



— fruit^planting, i. 619. 



— nectaries, ii. 175. 



Erodimn Cicutarium, cotyledons, i. 621. 



opening and closing, ii. 212. 



Ervum, behaviour to own and foreign pollaa, 

 ii. 407. 



— tendrils, i. 692. 

 Er>'ugium, geitonogamy, iL 323. 



— pollen deposition, ii. 278. 



— protogynouB, ii. 311. 



Eryngium alpinum, coloured bracts, ii. 183. 

 Eryngium amethystinum, at Trieste. L 451. 



coloured inflorescence stalks, ii. 185. 



spinose leaves, i. 438. 



Eryngium bromeli8efolium,Jtc, geographical 

 distribution, i. 438. 



leaves, i. 433. 



Eryngium campestre and cattle, i. 451. 

 Eryngium creticum, coloured inflorescence 



stalks, ii. 185. 

 Erysimum, hairs, i. 321. 

 Erjsimum odoratum, scent, ii. 202. 

 Erysiphe, development of embryo, ii. 60. 

 Erysiphe Tuckeri, destructive vine parasite, 



i. 166; ii. 677. 

 Erysiphese, ascl and ascospores, ii. 19. 



— description, ii. 677. 



— fertilization. &c., ii. 59. 

 Erytlirsea, alluring petals, ii. 170. 



— dehiscence of pollen-sacs, ii 93. 



— grooving of stem. i. 95. 



— opening of flower, ii. 212. 

 ^ protection of pollen, iL 113. 



— stigma, ii. 281. 



Eiythrxa Centaurium, duration of flowering, 



ii. 213. 



stamen, ii. 91. 



Erythrtea pulchella, corolla and autogamy, 



u. 366. 



diu-ation of flowering, ii. 213. 



Erythrina crista-galli, &c., scarlet flower, ii. 



1%. 

 Erythronium, ii. 731. 



— protogynous. ii. 311. 



Erythronium Dens-Canis, leaf-bud, emerging 

 from soil, L &I0. 



Erythrophyll, of Florideaj. fluorescence. U. 



338. 

 ErythrynefB, prickles, i. 433. 

 Eschscholtzia, flower shape, ii. 167 



— heterostyly, ii. 303. 



— seed-dispersal, ii. S3S. 

 Eschscholtzia Califomica, cotyledons, i. 621. 

 duration of flowering, ii. 213. 



heterostyly, ii. 302. 



protection of pollen from rain, ii. 112, 



114. 

 "Espigo de sangue", Brazilian name of 



Helosis, L 193. 

 Ethane, L 453. 

 Ether and radiation, i. 518. 

 Ethereal oils, L 461. 

 Euactis, circular movements, i. 6S4. 



— habit, i. 589. 



— lime-incrusted. i. 260. 



Euastropsis, structure and reproduction, iL 



639. 

 Euastrum oblongum, iL 492, 655. 

 Eucalyptus, bark. L 720. 



— capsule, ii. 431. 432, 449. 



— ainprotect^d pollen, ii. 107. 



— vertical leaf-blades, i. 335. 

 Eucalyptus amygdalina, L 723. 

 Eucalyptus coriaceus, cotyledons, L 621. 

 Eucalyptus globulus, flower-bud and fruit, 



ii. 782. 



variety of foliage, iL 471. 



Eucalyptus orientalis. cotyledons, L 621- 



Eudorina, life-history. iL 633. 



Eugenia, venation, L 631. 



EugenoL See Oil c/ clovfs. 



Euglena and Polyphagus Euglenee, iL 671 



— saprophytic, L 103. 

 Euglense, i. 63. 



— food-absorption, i. 113. 



— various habitats, i. 105. 

 Euglenopsis, life-cycle, ii. 636. 



Eulalia japonica, protection of stomata from 

 moisture, i. 294. 



weather-cock leaves, i. 427. 



Euonymus, aril, ii. 425. 



— honey and pollination, ii. 173, 179. 

 Euonymus Europreus, L 487 ; ii. 173. 



flowering branch, ii. 778. 



Euonymus verrucosus, L 487. 



mite-galls, iL 529. 



Eupatorium cannabiniuu, &c., geitonogamy, 



iL 319, 320. 

 Euphorbia, axillary buds, ii. 29. 



— filament of stamen, ii. 87- 



— hybrids, ii. 584. 



— laticiferous tubes, L 470. 



— nectaries, ii. 173. 



— ovary, iL 76. 



— poUen-gtain. ii. 100. 



— protection of pollen, ii. 124. 



— protogynous, iL 313. 



— starch, i. 459- 



Euphorbia amygdaloides, anthocyaoin, i. 520. 



Euphorbia ccerulescens, spines, i. 446. - 



Euphorbia Cj-jiarissias, and galls of Ceci- 

 domyia Euphorbiie, ii. 547. 



and Uromyces PisL ii. 525. 



radical buds, iL 23, 



scent, ii. 202. 



Euphorbia dulcis, scaly stem, i. 652. 



Euphorbia Pepliis and vulgaris, buds on 

 bypocotj-1, iL 28. 



Euphorbia spinosa, spinosity, i. 444. 



Euphorbia splendeos and iK>lychroma, col- 

 oured bracts. U. 183. 



Euphorbiaceie, ii. 756. 



— cactiform, i. 327. 



geographical distribution. L 328. 



habitat, i. 328. 



organization, L 328. 



oxalate of lime, L 328. 



— dehiscence of pollen-sacs, iL 92. 



— distribution of sexes, iL 297. 



— monoecious, protogynous, iL 313. 



— odourless, i. 431. 



— parthenogenesis in, ii. 465. 



— "Phrygian", L 444. 



