IXDEX. 



943 



Dasycladese, characteristics, ii. 647. 

 Dasylirion, habitat, i. 438. 



leaf, teeth and apex, i. 438. 

 Dasytes, honey-sucker, ii. 179. 



pollen devourer, ii. 167. 



Date Palm. See Phoenix dactylifera. 

 Date-plum. See Diospyros Lotus. 

 Datura, opening and closing, ii. 116. 



scent, i. 202. 



Datura ceratocaula, size of flowers, ii. 185. 

 Datura Knightii, size of flowers, ii. 186. 

 Datura Metel, time open, ii. 213. 

 Datura Stramonium, fruit protection, ii. 442. 



inequality of leaves and use, i. 422. 

 leaf-mosaic, i. 411. 



night visitors, ii. 1%. 



odour, i. 431. 



opening of flower, ii. 212, 213. 



protection of pollen, ii. 113. 

 Daucus, peripheral flowers, ii. 186. 



umbel, day and night positions, i. 531. 

 Daucus Carota, downward pull of roots, i. 767. 

 protection of stomata from moisture, 



i. 295. 



root, i. 760. 



Daughter-cells, i. 578. 



Davallia, protection of sporangia, ii. 13. 



sorns and indusium, ii. 706. 

 Day-lily. See Hemerocallis flava. 

 Deadly Nightshade. See Atropa Belladonna. 

 Dead Sea, blueness, i. 389. 



De Candolle, i. 15. 



table of classification, ii. 603. 



Decay, putrefactive, a necessary condition 



of life, i. 264. 

 Deciduous Cypress. See Taxodium dis- 



tichum. 



Deciduous leaves, i. 347. 

 change of colour, i. 485. 



shrubs, anthocyanin, i. 520. 



stipules, i. 351. 

 Decurrent, leaf, i. 596. 



leaves, transpiration, i. 336. 

 Decussate leaves, i. 398. 



Definitive nucleus, and endosperm forma- 

 tion, ii. 421. 



Defoliation, i. 361. 



Dehiscence of anthers in Grasses, ii. 91, 110. 



Dehiscent dry fruit, ii. 429. 



Deilaphila Euphorbias, victim of Araujia, ii 

 260. 



De Jussieu, A. L. and B., natural system o 

 classification, ii. 602. 



De 1'Ecluse, Charles (1526-1609). See Clusius 



Delphinium, foliage and light, i. 412. 



follicle, ii. 430. 



integument of ovule, ii. 81. 



morphological value of ovule, ii. 82. 



possible cause of doubling, ii. 554. 



preservation of colour in Egyptian graves 



i. 262. 

 Delphinium Ajacis, effect of mutilation, ii 



517. 

 Delphinium cashniirianum, antholysis, ii 



78. 

 Delphinium elatum, antholysia, ii. 83. 



re-erection of inflorescence, i. 744. 



Delphinium nudicauleand D. cashmirianum 



colour of flowers and hybrid, ii. 567. 

 Delpino, and difference of pollen in hetero 



styled flowers, ii. 405. 

 Dendrobium, ii. 738. 



fimbriatum, discharge of pollinia, ii. 269 



270. 



Denizen, application of term, i. 243. 

 Dentaria, peripheral flowers, ii. 186. 



scaly stem, i. 652. 



waxy coating, ii. 237. 



Dentaria bulbifera, bulbils, ii. 460, 461. 



habitat, ii. 110. 



rhizome and light, i. 484. 



Dentaria digitata, &c., leaf and light, i. 286 



habitat, ii. 110. 



Dentaria enneaphyllos, habitat, ii. 110. 

 Dentate, i. 233. 



De Plantis Libri, by Cesalpino, ii. 601. 

 Deposition of pollen, ii. 280. 



)erbesia, zoosporangia ami zoospores, ii. 



645. 



)erivatives, of hydro-carbons, i. 454. 

 'ermatogen, and leaf origin, i. 649. 

 )ermestes, and Dracunculus vulgaris, ii. 



165. 



and indoloid scents, ii. 207. 



)ermestes undulatus, and Dracunculus 

 Creticus, ii. 165. 



'erniogloea, ii. 621. 



)e Saussure, discovers red-snow, i. 38. 



teserts, annual and perennial plants in, i. 

 556. 



)esiccation, protection from, by salt incrusta- 

 tions, i. 236. 



protection of fruits from, ii. 449. 

 )esmanthus natans, swimming apparatus, 



i. 669. 



Desiiml, division, ii. 655. 



)esiuids and specific constitution of proto- 

 plasm, ii. 4'.rj. 



- cdl-.li vision, i. 139, 576, 581. 



conjugation, ii. 55. 



habitat, i. 76; ii. 655. 



- nutritive cycle, i. 139, 466. 



sculpturing of wall, i. 577. 



- striae of cell-walls, i. 568. 



swarms of, i. 585. 



various species, i. 492 



zygospores, ii. 492. 



Desmodiumpendulifloruiu, leaf, diurnal posi- 

 tions, i. 534. 



Desmoncus, spathe, i. 641. 

 Desmoncus polyanthus, shoot apex, i. 676. 

 Deterrent substances, i. 461. 

 Development, highest, views concerning, ii. 

 598. 



of individual, and phyllogeny, ii. 608. 

 [>ew, accumulation on under surface of 



leaves, i. 291. 



and diurnal positions of leaves, i. 535. 



carbonic and nitric acid in, i. 370. 



on steppes and deserts, i. 235. 

 Dew-cup. See A Ichemilla. 

 Dew-leaf. See Drosophyllum. 

 Dextrin, from starch, i. 465. 



from sugar, i. 506. 



osmotic behaviour of, i. 59. 



percentage composition, i. 454. 

 Diacalpe, protection of sporangia, ii. 13. 

 Diadromous venation, i. 633. 

 Dialypetala, of Endlicher, ii. 604. 

 Diandne, andrcecium, ii. 736. 

 Diandria, Linnean class, ii. 86. 

 Dianthrecia albimacula, pollinating Silene 



nutans, ii. 155. 

 Dianthus, aestivation, ii. 210. 



and ancient crossing, ii. 555. 



and Campanula, colour-contrast, ii. 193. 



double-flowered hybrids, ii. 576. 



double flowers, ii. 80. , 



favoured guests, ii. 230. 



honey protection, ii. 238. ' 



hybridization and flower colours, ii. 568. 



hybrids, ii. 584. 



autogamous propagation, ii. 579. 



massing of flowers, ii. 186. 



nectaries, ii. 176. - 



of Mediterranean, waxy bloom of leaves, 



i. 312. 



pollen-grains, ii. 99, 102. 



propagation by cuttings, L 25L 



substratum, ii. 498. 



transition from stamens to petals, ii. 86. 

 Dianthus alpinus and D. superbus, hybri 



of, ii. 563. * 



cultural experiments, ii. 513. 



Dianthus Carthusianorum, pollen-grains, i 



98. 



thermal constants, i. 659. 



Dianthus Caryopbyllus, mechanical tissu 



arrangement, i. 730. 



possible cause of doubling, ii. 654. 



scent, ii. 200. 



Dianthus deltoides, cultural experiments 



sources of error, ii. 613. 

 Dianthus glacialis, sestivation. ii. 210. 



Jianthus glacialis, autogamy, ii. 337. 304. 



distribution of sexes, ii. 298. 



"Dianthusinodorus (sylvestris), elevation and 



coloration, ii. 511. 

 )ianthua neglectus, (estivation, ii. 210. 



autogamy, ii. 364. 



Jiai.thus CEnipontanus, hybrid, 11. 663 

 )ianthus plumarius, possible cause of doub- 

 ling, ii. 564. 



scent, ii. 200. 



pn.litVr, .li-tnl.iaiou of sexes, 

 ii. - v .'> 



duration of flowering, U. 213. 



Manthus Buperbus, scent, U. 200. 

 Dianthus viscidus, source of specific name, 



ii. 235. 



Diapensla Lapponica. Arctic, absence of 

 hairs, i. 316. 



.pensiace*. U. 768. 



Diastase, action on starch. I. 469. 466. 



distribution in plant. 1. 483. 

 Diastole. See Vaeuole. 



Diastrophus Scablosn, bud-galls on Oen 



taurea. 11. 643. 



Diatom, description, 1. 961 ; U. 615. 

 Diatom-deposits, ii. 627. 

 Diatom-earth. 11. 614. 

 Diatomacew, as prey of Aldrovandia, I. 153. 



cell-membrane of, L 40. 



- conjugation, U. 66. 



- epiphytic, non-parasitic, 1. 77, 160. 



- geographical distribution, 11. 626. 



movements of, i. 39 ; iL 626. 



- preparation of siliceous skeletons, L 67 



propagation, &c., IL 696. 



resistance to cold, i. 641 



- silicic add in, i. 67. 70. 



soda! groups. 1. 686. 



some attached, some free, L 40. 



- structure and light, i. 388. 



swarms and filaments, i. 685, 686. 

 Diatomin, pigment of Diatoms, 11. 626. 

 Diavolezza, Switzerland, soil and air teir 



peratures, i. 525. 



Dichogamous flowers, il. 307, 310. 

 Dichogamy and hybridization, Ii. 314. 



in Saxifraga rotundifolia, ii. 308. 



nature of, 11. 134,309. 

 Dicksonia, aerial roots, i. 763. 



- caudex, 11. 705. 714. 



soniB and indusium, ii. 708. 

 Dicksonia antarctica, aerial roots. L 714. 

 Diclines irregulares, of de Jussieu, H. 602. 

 Dicotyledones, il. 728. 



definition of, earlier subdivisions, i. 16. 



distinctive characters, iL 748. 



of de Jussieu, U. 601 



sub-classes, ii. 748. 

 Dicotyledons, IL 617. 



Dicranodontium aristatuiu, vegetative pro- 

 pagation, ii. 468. 



Dicranodontium longirostre, habitat, i. 109. 

 Dicranum, absorptive felt, L 86. 

 Dicranum congestum, habitat, 1. 109. 

 Dicranum elongatum, habitat, i. 113. 

 Dicranum Bauteri, exclusive habitat, L 119. 

 Dicranum scoparium, habitat, L 109. 

 Dictamnus, stamens as insect platform, 11. 



225. 



Dictamnus fraxinella, scent, ii. 203. 

 Dictydium cernuum, sporangia, 11. 491. 618. 

 Dlctydium umbilicatum, life-history, i. 672. 

 Dictyodromous, venation, L 630. 

 Dictyonema form, of Cora, il. 696. 

 Dictyophora phalloidea, 11. 691. 

 Dictyospharium, life-cycle, IL 696. 

 Dldymium, L 578. 



Didymodon rober, parthenogenesis, 11. 461 

 Diervtlla, twisting of Internodes, I. 417. 

 Diervilla Cmnadensls, erect and pendent 



twigs, 1. 417. 

 Diervilla rosea, ovules and attraction of po- 



len-tubes, ii. 414. 



Diffusion, through membrane and free, i. 69. 

 Digestion, by Nepenthes pitcher. 1. 136. 

 in Aldrovandia, 1. 163 

 - of prey, by Dionwa, i. 150. 



