INDEX. 



927 



Aira flexuosa, pollination, ii. 142. 

 Air-bladders of Macrocystis, ii. 633. 

 Air-chambers of Marchantia, ii. 697. 

 Air-spaces in aquatic plants, i. 424. 



of mesophyll, i. 279. 



Aizoon, group of Saxifrages, i. 233. 

 Alzoonia, autogamy, ii. 337. 

 Ajuga, ii. 40. 



— hybrids, ii. 585. 



Ajuga chamsepitys, facultative perennial, ii. 



453. 

 Ajuga reptans, stolons, i. 663. 



vitality of spermatoplasm, ii. 96. 



Akebia quinata, Japan, nutation, i. 683. 

 Akinetes, of Chlorophyceaj, ii. 628. 



— of Pleurococcus, ii. 636. 

 Albizzia, pollen-chambers, ii. 90. 

 AJbuca, cross-fertilization, ii. 301. 



— nectaries, ii. 175. 



Albuca minor, pollen-grains, ii. 98. 

 Albumen, formation, i. 458. 



— of seed, nature of, ii. 421. 



— osmotic behaviour of, i. 59. 

 Albumens, coagulation, i. 553. 



— composition, i. 457. 



— decomposition and reconstruction, i. 464. 



— putrefactive decomposition, i. 506. 



— soluble and insoluble, i. 458. 

 Albuminoids, i. 72. 

 Albuminous, applied to seed, ii. 421. 



— substances, conducting tissues for, i. 480. 

 Albumins, and respiration, i. 495. 

 Alchemilla, absorption of water collected in- 

 considerable, i. 240. 



— dehiscence of pollen-sacs, ii. 92. 



— honey, ii. 173. 



— protection of pollen, ii. 124, 125. 

 Alchemilla vulgaris, 1. 228. 



and animals, i. 432. 



autogamy, ii. 350. 



effect of Uromyces Alchemillse, ii. 524. 



unfolding leaves, i. 349. 



vernation, i. 349. 



Alcohol, production, i. 506. 

 Alder. See Alnus. 



— Alpine. See Alnus vh-idis. 



— gray. See Alnus iticana. 

 Aldrovandia, i. 148. 



— dispersal of offshoots, ii. 807. 



— distribution, habitat, description, &c., i. 



151, 152, 153. 



— floating habit, i. 668. 



— pollen dispersion, ii. 105. 



— trap mechanism, i. 150. 

 Aleochara and indoloid scents, ii. 207. 

 Aleochara fuscipes, and Dracunculus Creti- 



cus, ii. 165. 

 Aleppo Pine. See Pinus halepensis. 

 Aleurone grains, i. 42, 457, 458. 

 Aleutians and fish-lines of Nereocystis, ii. 



663. 

 Alfredia, absorption cells of hairs, i. 227. 

 Alfredia cemua, i. 97. 



practical demonstration of irrigation, 



i. 96. 

 Algse, and heat, i. 554. 



— calcareous, marine, reef-forming, i. 261. 



— dispersal, i. 246. 



— distribution in lichen-thallus, i. 244; ii. 694, 



— division of Thallophyta, ii. 604. 



— partners in lichen-thallus, i. 246. 



— proper application of term, i. 246. 



— saprophytic, food-absorption, i. 113 



— symbiosis with animals, i. 254. 



— symbiosis with lichens, ii. 691. 

 Algeria, thistles, i. 438. 



Alhagi Kirgisorum, spines, i. 443. 

 Alighting-platforms for insects, ii. 225. 

 Alimentary canal, seeds passed through, ii. 



862. 

 Alisma, no special arrangement for rain 



water conduction, i. 98. 



— protective isolation by water, ii. 234. 

 Alisma natans, sub-aqueous fertilization, ii 



391. 

 Alismacese, floral characters, &c., ii. 739. 

 Alkalies, i. 83. 



Alkaloid, protective, of Atropa Belladonna, 



i. 431. 

 Alkaloids, function, i. 402. 



— poisonous, in roots, i. 763. 

 Alliance, subdivision of class, ii. 617. 

 Alliances, of Braun, ii. 605. 

 AUiaria, nectary, ii. 175. 

 AUioideaj, characteristics, ii. 731. 

 Allionia, cross-fertilization, ii. 304. 



— nectaries, ii. 177. 



Allionia violacea, autogamy, ii. 357. 



opening and closing, ii. 212. 



Allium, cotyledon in germination, i. 606. 



— epiphyllous buds, ii. 43. 



— polyembryony, ii. 469. 



Allium ascalonicum, &c., scent, ii. 488. 



Allium Cepa, ii. 731. 



absorbent cells of cotyledon, i. 600. 



fistular leaves, i. 428. 



germinating seed, i. 599. 



Allium Chamasmoly, flowers and autogamy, 

 ii. 386. 



nectaries, ii. 175. 



plant, ii. 386. 



scent, ii. 199, 203. 



stamen movements, ii. 303. 



Allium fistulosum, fistular leaves, i. 428. 



Allium obliquum, leaf twist, i. 429. 



Allium odorum, origin of accessory embryos, 

 ii. 469. 



Allium pater-famUias, numerous bulbs, ii. 

 831. 



Allium pornim, ii. 731. 



Allium rotundum, leaf twist, i. 429. 



stamina! stipules, ii. 89. 



Allium sativum, cotyledon and germination, 

 i. 606. 



Allium Schoenoprasum, ii. 488. 



fistular leaves, i. 428. 



Allium scorodoprasum, ii. 731. 



Allium senescens, leaf twist, i. 429. 



Allium Sibiricum, scent of flowers and 

 foliage-leaves, ii. 199. 



Allium Sphserocephalum, stamen, ii. 87. 



staminal stipules, ii. 89. 



Allium suaveolens, scent of flowers and 

 foliage-leaves, ii. 199. 



Allium ursinum, bud, emerging from soil, 

 i. 640. 



habitat, i. 654. 



Allium Victorialis, geitonogamy, ii. 327. 



stigma, ii. 283. 



Allium vineale, mechanical tissue arrange- 

 ment, i. 730. 



Allosorus, protection of sporangia, ii. 13. 



— two kinds of fronds, ii. 12, 476. 

 Allosorus crispus, i. 451. 

 Allm-ement, means of, in pitchers, i. 124. 

 Alluring substances, i. 460. 



Almond oil, decomposition, i. 462. 

 Almonds, conglutin, milk of, i. 458. 

 Alnus and gall-mites, ii. 529. 



— arrangement of foliage-leaves, i. 92. 



— flowering, ii. 150. 



— monoecious, ii. 297. 



— phyllotaxis, i. 399. 



— pollen-grain, ii. 102. 



— pollen storing and dispersion, ii. 94, 148. 



— pollination, ii. 133, 135. 



— protection of pollen, ii. 119. 



— protogynous, ii. 313. 



— roots, i. 752. 



— texture of mite-galls, ii. 532. 



Alnus glutinosa and gall of Cecidomj-ia alni. 



"•534. 

 &c., bracta and Exoascus Alni-incanie, 



ii.' 524. 



chalazogamic fertilization, ii. 413. 



inflorescences, ii. 135. 



root^galls, ii. 521. 



Alnus incana and Exoascus epiphylluB, u. 527. 



two-coloured leaves, habitat, i. 293, 



with galls of Exoascus Alni' 



Alnus orieutalis, mile-galls, U. 529. 

 Alnus viridis, and snow, I. 650. 

 mite-galls, ii. 529. 



Alo«, aqueoui Umup, 1 32(» 



— caudci, 1. 7U. 



Alou dunti(!uUt4L, polleu-crmiot.ii. iff. 

 Alora, it. 731. 



— Cape, mucllagimnti Julom, I. 319. 



— KvrminsliuD, I. (M. 

 Aloimoa. icarlrl flower*. 11 J'/C 

 AloiK-cunw, |«iUliiaiiiin. il 14'.' 

 Alpinu and Arctic fl.ira«, Ii. 'juj 



— ex|KTimenUU ganleu, Krnirr'a, 1. M. 



— Uonui, autogamy in. II. 400. 



— llowiTB, mullliiUcily o( ooliMin ol, U 



198. 



— plants, high. cliaractcrUtica of. I Jli 



— Roue, fk-e IOf>iloiltnilron kiriulum. 



— U..8CBppl.», U. 520. 



— Vine, iiin- Alnvjrnr nljnna 



— Willows. Tyrol. I. 624. 

 Alplnla, it. 289. 73C. 



— hermaphrodite, ii. 2*^6. 



Alps, Central £uroi>o, autumnal tinto. I. 4n. 



— Central, lime Im ruiitliiit Ksxlfra^c*. I. 71. 

 nieadowg, hcrlnec i. 451. 



— early leaf-fall In, i. 357. 



— protected vegetation, i. 450. 



— red Buow In, i. 38. 



— Tyrolese, establUhcd hybrid* In. IL 5(8. 



observations relating to ammonia, L 64. 



soil, temperature, and cleralion. I. SB. 



— winter cold, i. 547. 



Alsike Clover. Soo Tri/olium hvbridvm 

 Alsine Gerardi, autoBaniy. ii- 3!)!>. 

 Alsine mucronata, nect;iru-«, ii. 176. 

 Alsine rubra, weather and aut«B»my. Ii. 391. 

 Alsine vema, crossfertilizotion. IL 307. 



nectaries, ii. 176. 



Alsinew. autogamy, ii 337. 

 Alsoi-hila, ii. 473. 



— caude.x, ii. 705. 



— sorus and indusium, II. 708. 

 Alsophila eiceUa, dimensions of c«u<i«. I. 



714. 

 Alternation of generations, ii. 7. 



advantage of, ii. 484. 



among zoophytes, ii. 470. 



and origin of gpecic*. il. 594. 



in Algic, il. 481. 



in Mosses, ii. 477. 479. 



in Phanerogams, ii 478. 



in Thallophyta. il. 480 



Altha;a oflieinalis. slomaUl protrctlTC haiiK 



i. 292. 

 Althiea pallida, eflfect of mutilaUon. IL 617. 



sheltering of pollen. 11. 108. 



Althaitt rosea, sheltering of poUcn. Ii lOS. 

 Alumina in cell-wall. i. 72. 



— in dust. i. 81. 



— rarely absorbed. I. 68 

 Alyssum. nectaries, il. 175. 



— peripheral llowin*. ii. 11*6. 

 Alyssum calycinnm. autogamy. II. SS9 



colour contrast In lnflorr»c*ncr. II. 19t 



Aly.tsura cuneatum. umbellate raorme II. 



184. 

 Alyssum montanura, 1. 325. 



scent, il. 202. 



Alysftura Wicrabickll. halia. I 321 

 Alyssum Wulfcnianum. iwriphrrml tomrn 



ii. 186. 

 Amanita musraria. Sec A (Hirirfu muamriut. 

 Amanita phalloidca. baudU and •porea. ii 



21. 685. 

 Anuininth, grrcn. See .^■WMiiiw Blilam. 

 Amaniiitliiica-. bracta, il. TSO. 



- Itiif nwrltiS. 1. 411 



- porliinth. ii 749. 



Ainiinintus lllitum. l«kXmi«««ic. i 411 

 Anion Uidoc'!,.. aut.ic»niy in. U STi 



- characteristics 11. 734 



- e|.iphyllou» bu.U, 11 43 

 Amarjllia il. 734. 



- buds on c*rix'l». '• ** 



ML 



•poll.! 



■ ioenUc 



