INDEX. 



Vaccinium uliginosum, and Exobasidium 

 Vacoinii, ii. 526. 



autumnal tints, i. 490. 



nectaries, ii. 175. 



stamen, ii. 91. 



Vaccinium Vitis-Idsea, and animals, i. 432. 



and E.-cobasidium Vaccinii, ii. 526. 



andMelampsoraGoeppertiana,ii.525. 



pollen-sprinkling, ii. 224. 



shade and growth, ii. 506. 



water-collecting and -absorbing or- 

 gans, i. 231. 

 Vacuole, central, i. 41. 



— systole and diastole, i. 30. 

 Vacuoles, pulsating, i. 31. 

 Vagina, of leaf, i. 595. 



Valerian, Wild. See Valeriana officinalis. 

 Valeriana, imperfect flowers, ii. 294. 



— leaf size and vertical height, i. 287. 



— massing of flowers, ii. 186. 



— scent, ii. 202, 488. 



Valeriana dioica, imperfect flowers, ii. 295. 



protogyuy, ii. 312. 



Valeriana globulariajfolia, nectary, ii. 178. 

 Valeriana montana, anthocyanin, i. 520. 



&c., distribution of sexes, ii. 298. 



nectary, ii. 178. 



Valerianaotficinalis,cross-fertilization,ii.307. 



flower, ii. 178, 289. 



fruit, ii. 432. 



Valeriana Phu, elevation and coloration, 



ii. 511. 

 Valeriana polygama, protogynous, ii. 312. 

 Valeriana sa.\atilis, scent, ii. 202. 

 Valeriana simplicifolia, elevation and col- 

 oration, ii. 511. 



imperfect flowers, ii. 295. 



Valeriana tripteris, anthocyanin, i. 520. 



plumed fruits, ii. 857. 



protogynous, ii. 312. 



Valeriana tuberosa, store roots, i. 760. 

 Valerianacea;, ii. 765. 



— dichogamy in, ii. 312. 

 Valerianella Auricula, autogamy, ii. 351. 

 Valerianella carinata, autogamy, ii. 351. 



doubling througli gall-mite, ii. 549. 



mite-galls, ii. 523. 



Valerianella dentata, protogynous, ii. 310. 

 Valerianic acid, ii. 202. 

 Valerian scent, ii. 202. 

 Vallisneria, dioecious, ii. 299. 



— flower-stalk, i. 53. 



— pollen dispersion, ii. 105. 



— venation, i. 636. 



Vallisneria alternifolia, pollination, ii. 133. 

 Vallisneria spiralis, i. 667. 



and heat, i. 554. 



flowers and pollination, ii. 132. 



Valoniacese, thallus characteristics, ii. 646. 

 Valonias, colonies, i. 585. 

 Valvate dehiscence of pollen-sacs, ii. 93. 

 Vanda coerulea, duration of flow ering, ii. 214. 

 Vanda teres, seed-ilispersal, ii. 862. 



— — seeds and hygroscopic hairs, ii. 859. 

 Vanessa Urticse, larvae on nettles, i. 442. 

 Vanilla, scent, ii. 200. 



Vanilla Orchid, ii. 738. 



Variation, effect of habitat on, i. 394. 



— possible factors in, ii. 593. 



— structural, i. 8. 

 Variegation, causes of, i. 285. 



Varnish excreting cells, distinctive features, 

 i. 237. 



— protective coating, i. 353. 

 Varnish-like covering of epidermis, composi- 

 tion, restrictive of transpiration, i. 312. 



Vascular bundle, strengthening of, i. 725. 

 Vascular bundles, in leaf and stem, i. 649. 

 Vascular bundle-sheath, i. 469. 

 Vascular Cryptogams, alternation of genera- 

 tions, i. 709. 



common characteristic, ii. 67. 



Palaiozoic remains, ii. 612. 



sexual reproductive organs, ii. 62. 



two generations distinct, ii. 474. 



Vascular tissue and transpiration, i. 347, 362. 

 Vaucheria, i. 139 ; ii. 16. 57. 



Vaucheria, chlorophyll granules, i. 373. 



— cilia of, i. 29. 



— colonies, i. 585. 



— conditions favourable to development of 



sexual organs, ii. 644. 



— germination, i. 575. 



— Klehs' experiments, ii. 482. 



— sporangium and spore, ii. 17. 

 Vaucheria clavata, as mud collector, i. 267. 

 motion of swarm-spore, i. 24. 



structure and behaviour towards light, 



i. 383. 



zoospore-fomiation, ii. 645. 



Vaucheria sessilis, fertilization, ii, 53. 



Vaucheriaceaj, ii. 643. 



Vega expedition, temperature observations, 



i. 547. 

 Vegetable and animal bodies, analogies, i. 591. 



— kingdom, division.s, ii. 617. 



— mould, conditions of formation, i. 263. 

 Vegetable Sheep. See Haastia. 

 Vegetation, at mouths of drains, i. 105. 



— cliaracteristics on sea-shore, i. 390. 



— coal period, i. C36. 



— lines of, ii. 881. 



— marine, vertical zone, i. 387. 



— mountain limits, i. 527. 



— of heaths and moors, indigestibility, i.432. 

 Vegetative cell, of pollen-grain, ii. 420. 



— propagation, ii. 790. 



lengths of runners, ii. 802. 



various causes, ii. 459. 



Vella spinosa, spines, i. 444, 449. 

 Velum, of Isoetcs, ii. 716. 



— partiale, of Agaricineie, ii. 689. 



— universale, of Agaricinea;, ii. 689. 

 Velvety, texture, i. 320. 



Venation, importance in Palseo-botany, i.635. 



— specific constancy, i. 635. 



— - of leaf, terminology, i. 629 et seq. 



— of leaves, i. 631. 



Venetian lagoons, vegetation, ii. 104. 

 Ventilation-canals, functions of, i. 63. 

 Ventral canal-cell, in Gymnosperms. ii. 419. 

 Ventral suture, of follicle, &c., ii. 430. 

 Venus's Fly-trap. See Diomra mxLscxpula. 



— Looking-glass. See Specttlaria speculum. 

 Veratrum, heriiiaplirodite and stamlaate 



flowers, ii. 297. 

 Veratrum album, grooving of leaf, i. 96. 



odourless, i. 431. 



Verbascum, edible staminal hairs, ii. 170. 



— hairs and animals, i. 442. 



— hybrid flower colour, ii. 567. 



— hybrids, ii. 585. 



— leaves and light, i. 410. 



— sterility of hybrids, ii. 571. 

 Verbascum Austriacum, and bud-galls of 



Cccidomyia Verbasci, ii. 544. 



colour-contrast of flower, ii. 189. 



Verbascum Blattaria, nectaries, ii. 177. 



corolla and autogamy, ii. 367. 



Verbascum Lychnitis, and bud-galls of Ccci- 

 domyia Verbasci, ii. 544. 



Verbascum nigrum, and bud-galls of Cecl- 

 domyia Verbasci, ii. 544. 



colour-contrast of flower, Ii. 189. 



Verbascum olympicum, hairs, i. 324. 



Verbascum phlomoides, i. 97. 



method nf water-conduction, i. 96. 



stomatal protective hairs, i. 292. 



Verbascinn phcenicuin, nectaries, ii. 177. 



Verbascum pulverulentum, deciduous pro- 

 tective branched hairs, i. 354. 



Verbascum tliapsifornie, hairs, i. 322. 



Verbascum Thapsus, autogamy, ii. 350. 



function of woolly huirs. i. 227. 



stomatal protective hairs, i. 292. 



tea, i. 443. 



Verbascum verulentum. hairs, i. 324. 



Verbena otBcinalis, honey protection, il. 241. 



VerbenaceiB. ii. 771. 



Vernation, crumpled, i. 349. 



— in relation to transpiration, i. 348. 



— of pinnate leaves, i. 350. 



— plaited, i. 349. 



Veronica, opening of flower, ii. 212. 



Vcronlra. j.rnt. 



ViTomui Au;iiii.ui, 

 600. 



leavei. atriiU mj nibmcrcnl. IL tOL 



Vcronlco Bt-ccabungm, habit uul 



lure, Ii. ua. 

 Veronica bellidioidc*. wcalbrr aM 



my, il. 31*1. 



Veronica chamBdrjn and (all* of Caciloayte 

 Veronic», Ii M7. 



elevatir.n r,f|.. I ;,',.. i 419 



ii.flur. 



Veroniun I.. . ^ . 



1. 737. 

 Veronica mnriliina, gcltonofaioy. 11. 33». 

 Veronicu officinalis, eleraiiua of prliula^ L 



419. 



gall uiltesanddoubllnsof floireta.ll SSS. 



honey protection. 11. 241. 



Veronica ifOllita, light and Krowlh. il. U* 

 Veronica pra-cox. anthocyanin. I. ftll 

 Veronica gaxalllis. gall inllea and flowrr 



metamori)hoRi». ii MS 

 Veronica Bculcllata. \v • ;« 



Veronica spicata. g' ■ 

 Veronica spuria, gi • 



Verrucaria calciscJu. ..,..; i JM 



Verrucaria purpurai>ct;iii>, lit:«i ic*uiaiic«, i 



554. 

 Versatile anther, II. 90. 



of Grasses, ii. 141. 



Verticillata;, general charact«ristica, 11. M« 

 Verticordia oculata. seed-<lisprml. li. S55. 

 Vervain. See VrrUiia offieinalu. 

 Vessels, absence in seedling of Coscuta, L 171 



— in young Orohanche, L 184. 



— laticiferous, i. 470. 



— nature of. i. 46. 



— size. i. 362. 



— spiral, i. 471- 



— various. 1. 469. 



Vetch, Bitter. Soc OroJ/iM tvnii/» 

 Vetches. S. Europe, phyllode*. i. 335 

 Viburnum laotana, behaviour of staiucna, L 



740. 



deciduous stellate liaira. 1. 3M 



geitonoganiy, 11 326 



scent, ii. 200. 



texture of mite-gall, ii. 533. 



unfolding leaves, 1. 349 



Viburnum U-ntago. i. 488. 



Viburnum Opuhis. geitonoganiT, 11. 3J1 



jMjripheral flowers, II. 187. 



scent, ii. 200. 



Hater-ab9ori>tlon, direct from also- 



sphere, i 238. 

 VIcia. how protccteil. i. 451. 



— keel movements and pcllrn-fanuh. il. tSl 



— seeds and heat, i. S&S. 



— tendrils, i. 093 



Vicia amphlcarjia. clelstogamjr, II. 3S0 

 Vicia Crncca, elevation ami cnlomtion. il 511. 

 Vicla dutuvtonim, seetl protccdoo. II. 446 

 VIciaFaha, colour-contrast of floww^ U. 189- 

 ViclB Melanoi*. II. 190. 

 Vicia picla. ii. 190. 



Vicia pisiforuils, seed protoction. II 4*« 

 Vicia sopiuni, ol«T»iion»n<l oolormllnn. U &1L 



Vicia sylrnl;-! -.'.••.• " 11 44« 



Victoria n v '-'1 



colour 1 •* ' 



leaf Bii : -^' 



poisltit.ii . ( -t :i..i:;i 1. 1. »>r*. I J!» 



p^ukl.^^ i 433. 



pril.riivo IsoUtloo bf w»ter, U. 



234 



siie of dovrn. li. ISS. 



venation. 1- 6Sa. 



Vienna, tim« of flowering. L SU. 

 VUlaniia, allurement bj p««ala. U 171 



— IcaX-rotelte*, 1. 411 



