930 



INDEX. 



Äristolochia, colour and odour, ii. 197. 



— imprisonment of inaecte, ii. 165. 



— insect platforms, ii. 225. 



— nature of scents, ii. 199. 



— I)erianth, ii. 165. 



— stem, i. 364. 



Äristolochia Clematitis, allurement of in- 

 sects, ii. 206, 222, 



flower, gynandrift, ii. 292. 



food of Thais Hyiieriuiiestra,, ii. 488 



insect platform, ii. 226. 



odour, i. 431. 



pollination, ii. 244. 



venation, i. 633. 



Äristolochia Gigas, scent, ii. 200. 



var. Sturtevantii, size and colour of 



flowers, ii. 185. 

 Äristolochia ringens, flowers, ii. 166. 



insect platform, ii. 225. 



Äristolochia Sipho, leaf-blailes, i. 649. 



sinistrorse twining, i. 685. 



Äristolochia ceu), ii. 599, 755. 



— American, size of flowers, ii. 185. 



— protogynous, ii. 312, 



— South American, i. 202. 

 Aristotle, biology of plants, i. 16. 

 Armeria, pollen-grain, ii. 100. 



— stigma, ii. 281. 



Armeria alpina. autogamy, ii. 358. 



seed-dispersal, ii. 854. 



Armeria vulgaris, autogamy, ii. 358. 

 Amebia cornuta, fruit protection, ii. 442. 

 Arnica, flowers, sexual conditions, ii. 296. 



— habitat, i. 112. 



— pollination, i. 740. 



Arnica montana and Campanula, colour con- 

 trast, ii. 193. 



florets and autogamy, ii. 363. 



flower-opening constant, i. 559. 



peripheral flowers, ii. 187. 



Amoseria pusilla, persistentcotyledons, i. 622. 

 Aroideie, ii. 742. 



— adherent roots, i. 108, 



— adventitious roots, i. 751. 



— aerial roots, i. 365, 753; ii. 745. 



— arrangement of roots, i. 766. 



— certain, resemblance to Leucobryum and 



Sphagnum in water-absorption, i. 220. 



— coloured bracts in, ii. 183. 



— description, ii. 742. 



— development of climbing roots, i. 705. 



— epiphylloua buds, ii. 43. 



— epiphytic, aerial roots, porous covering 



and root-hairs, i. 223. 



— extrusion of water from leaves, i. 271. 



— geitonogamy in, ii. 325. 



— geographical distribution, ii. 745. 



— imprisonment of insects, Ulc, ii. 164. 



— inflorescence, i. 501. 



— insects and pollen, ii. 222, 244. 



— leaf perforation, i. 413. 



— leaves of, structure in relation to trans- 



piration, i. 288. 



— monoecious, protogynous, ii. 313. 



— nature of scents, ii. 199. 



— on ground of woods, i. 109. 



— on trees, i. 106, 



— origin of roots, i. 771. 



— pericarp mucilage, i. 615. 



— pollen-grain, ii. 100. 



— sheltering of pollen, Ji. 108. 



— temperature within spathe. i. 501. 

 Arolla pine. See Piinis Cemhra. 



Aronia rotundifoha. Gymnosporangium gall, 



ii. 521. 

 Aronicum glaciale, dichogamy, ii. 312. 

 Arrangements for reception of insects, ii. 



226. 227. 



— for retention of pollen, ii. 279. 

 Arrhenatherum, flowers, sexual conditions, 



ii. 297. 

 Arrow-head. See Satjittaria. 

 Arrowroot, source of. ii. 736. 

 Artedia squamata, seed-dispersal, ii. 853. 

 Artemisia, as host of Orobanche, i. 185. 



— hairiness, i. 317, 319. 

 Artemisia Absynthiuni, ii. 87- 



Artemisia Absynthium, &o,, hairs, i. 322. 

 Arteminia campestris, and gall of Cecido- 



myia Ärtenii.siai, ii. 547. 

 Artemisia Mutelliua, &c., geitonogamy, ii. 



322. 



habitat and hairiness, i. 316. 



Arthrospore, of Bacteria, ii. 623. 

 Artichoke. See Cynara scolymus. 

 Artocarpaceaj, ii. 758. 



— collective fruits in, ii. 436. 

 ~ laticiferous tubes, i. 470. 



— pollen -grains, ii. 97. 



Artocarpua inciaa, flowering and fruiting 



branch, ii. 438. 



from chalk, ii. 613. 



Artocarpua integrifoUa, collective fruit, ii. 



436. 

 Arum, moDcecious, ii. 297. 



— pollination, ii. 164. 



Arum conocephaloides and Ceratopogon, ii. 



165. 



inflorescence, ii. 164. 



Arum cordifolium, temperature within 



spathe, i. 501. 

 Arum Italicum, fly visitors, ii. 165. 

 geographical distribution, habitat, i. 



501. 



temperature within spathe, i. 501; ii. 164. 



Arum maculatum and Psychoda phallse- 



noides, ii. 105. 



habitat, i. 654. 



leaf of, i. 280. 



Arundiuaria glaucesceos, protection of sto- 



mata from moisture, i. 294. 

 Anmdo, arrangement for rain-water exclu- 

 sion between haulm and leaf, i. 93. 

 Anindo Donax, dimensions, i. 714. 



reserve-buds, ii. 32. 



Asafoetida. See Scorodosma Asajatida. 

 Asarabacca. See Asarum Europa:um. 

 Asaraceae, ii. 755. 

 Asarum, aestivation, ii. 210. 



— leaf, emerging from soil, i. 640. 



— pollen-deposition, ii. 279. 



— pollen-grain, ii. 100. 



— variety of scent, ii. 488. 



Asarum Caoadense, creeping stem, i. 662. 

 Asarum Europaeum, creeping stem, i. 662. 



stages in blossoming, ii. 279. 



venation, i. 633. 



winter protection, L 5^. 



Ascherson, Flora der Provinz Brandenburg, 



ii. 605. 

 Asci. ii. 19. 



— of Claviceps, ii. 680. 



— of Cordyceps, ii. 679. 



— of Erj'siphe, ii. 60. 



— of Morchella, ii. 683. 



— of Moulds, ii. 677. 



— of Tuber, ii. 678, 681. 

 Ascidia, i. 127- 



— alluring, &c., contrivances, i. 128. 



— as pitfalls, &c,, i. 123. 

 Asclepiadaceie, i, 470 ; ii, 77. 



— cleistogamy in, ii. 393. 



— corpusculum, ii. 257. 



— insect -visitors, ii. 258. 



— pollinia, fitc, ii. 97, 257. 259. 



— protective sticky latex, ii. 234. 



— soft bast. i. 477. 



— viscin of pollen -grains, ii, 101. 

 Asclepias, scent, ii. 202. 



Asclepias Cornuti, clips on insect foot, ii. 259. 



floral mechanism, ii. 258. 



radical buds, ii. 28. 



Ascoideje, ii- 674. 

 Ascoraycetes, ii. 606. 



— asci aud spore formation, ii. 18. 



— distinctive characters, ii. 676. 



— various, ii. 679. 681. 

 Ascophyllum, ii. 664. 

 AscosporeiE, ii. 606. 



Ascospores. of Ascomycetes, ii. 19, 676, 693. 

 Ascus, of Podospliaira, ii. 60. 



— of Xylaria, ii. 679- 



Ascus-fruit, basis of classification in Asco- 

 mycetes, ii. 676. 



Ascus-fniit of Kurotium, ii. 679. 



of Moulds, ii. 677. 



Asexual generation of ferns, commencement 



of, ii. 472. 

 Asexual reproduction, in Miicorini and 

 Saprolegniacea), ii. 480. 481. 



in Saprolegniacesu, ii. 484. 



Ash. essential constituents of, ü. 66. 



— of chlorophyll, i. 371. 



— of Stratiotes aloidcs, Nymiiluwi alba. 



Chara fcetida, Phragmites communis, 

 Biscutella laevigata, Dorycnium decum- 

 bens, i. 69. 



— of Taxua baccata. i. 70. 

 Ash. See Frcucinus excetmor. 



— mountain. See Sorbus Auruparia. 

 Aeparagin, i. 464. 



— an amide, i. 458. 



— and respiration, i. 495. 

 Aaparaginea;, switch-plants in, i. 330. 

 Asparagus, ii. 732. 



— piiylloclades, i. 652. 



Asparagus acutifoliua, &c., weaving habit, 

 i. 674. 



Asparagus horridus, Jbc, spines, i. 434. 



Asparagus oflicinaUs, distribution of sexes. 

 Ü. 299. 



imperfect flowers, ii. 294. 



Aspen. See Populus tremula. 



Aspergillege, fertilization and fruit-forma- 

 tion, ii. 60. 



Aspergillus, fermentative action, i. 508. 



— parasitism, ii. 678. 



— sporangia, &c., ii. 18, 21. 

 Aspergillus fumigatus, habitat, ii. 678. 

 Aspergillus niger, conidial byphae, ii. 677. 

 Asperula, stipules, i. 637. 



Asperula aparine, weaving habit, i. 674. 

 Asperula arvensis, artificially induced 



drooping, ii. 123. 

 Asperula capitata, evening smell, ii. 209. 

 Asperula galioides. cuckoo-galls, ii. 545. 

 Asperula glomerata, opening of flower, iL 



■212. 

 A'^perula longiflora, &c., scent, ii. 200. 

 Asperula odorata. ii. 537. 



effect of clearing wood, i. 391. 



leaf and illumination, i. 286. 



mechanical tissue arrangement, i. 730. 



stamens, ii. 86. 



winter protection, i. 550. 



Asperula taurina, behaviour of styles, i. 



740. 



geitonogamy. ii. 325. 



sexual conditions, ii. 296. 



Asperula tinctoria, cuckoo-galls, ii. 545. 

 Asphodel. Scottish. See Toßdtlia bondlis. 

 Asphodeloideao. characteristics, ii. 730. 

 Asphodelus, protogynous, ii. 311. 

 AsphodeluB albus, roots, i. 760. 



twisted leaves, i. 429. 



Asphodelus ramosus. at Piestum, ii. 730. 

 Aspicilia calcarea, heat resistance, i. 554. 

 Aspicilia flavida, habitat, i. 117. 

 Aspidieai, sorus and indusium, &c., ii. 706. 

 Aspidium, hybrids in, ii. 582. 

 Aspidium falcatum, apogamy, ii. 458. 

 Aspidium Filix-mas, winter buds, emergence 



from soil, i. 639. 

 Aspidium Thelypteris, necessary soil. ii. 612. 

 Asplenies, sorus and indusium, ii. 706. 

 Asplenium, buds on fronds, ii. 39, 41. 



— hybrids in. ii. 582. 



— prothallus. ii. 11. 



Asplenium Germanicum, hybrid of A. Ruta- 

 muraria X A. septentrionale, ii. 586. 



— Rnta-muraria, sporophyte and prothal- 



lium, ii. 472. 

 Asses, wild, and Melocactus, i, 447. 

 Assimilation and re&piration, i. 492-495. 



— theory of, i. 456. 



Aster, and ancient crossing, ii. 555. 



— autogamy, ii. 359. 



— Blue. See Astf^r A melhis. 



— colour-contrast in capitulum, ii. 191. 



— flowers, sexual conditions, ii. 296. 



— geitonogamy, ii. 321. 



