940 



Compositae, calyx and fruit, ii. 434. 



— catapult-mechanism, ii. 840. 



— coloured bracts, 11. 183. 



— decurrent leaves, i. 336. 



— dichogamy and hybridization, ii. 316. 



— division of sexes in capitulum, ii. 296. 



— extrusion of poUen, ii. 359. 



— flowers after pollination, ii. 286. 



— flowers and radiation, i. 530. 



— geitonogamy in, ii. 318. 



— honey-protection, ii. 238. 



— hybrids, ii. 585. 



— insect guests, ii. 230, 245. 



— integument of ovule, ii. 81. 



— laticiferous tubes, i. 470. 



— massing of flowers, ii. 186. 



— number of species, ii. 318. 



— offshoot formation in, ii. 453. 



— of Mediterranean district, most remark- 



able for hairy species, i. 317. 



— ovary, ii. 78. 



— pericarp mucilage, i. 615. 



— "Phrygian", i. 444. 



— pollen, ii. 85, 99. 



— pollen deposition in, ii. 278. 



— position and kinds of leaves, 1. 409. 



— protandrous, ii. 312. 

 dichogamy in, ii. 311. 



— protection against herbivorous beetles, ii 



233. 



— protection of pollen, ii. 114, 120. 



— radical buds, ii. 2S. 



— storage of pollen, ii. 94. 



— stylar papillie, ii. 285. 



— sweeping hairs, ii. 615. 



— use of involucral leaves in classification, 



u. 562. 



— vertical leaves, i. 337. 



— water receptacles, i. 156. 



Compound leaves, movements of leaflets, ii. 

 533. 



— radicles, chemical, i. 454. 

 Concealment of honey, ii. 180, 181. 

 Conceptacles, of Fucus, ii. 663, 664. 

 Conducting apparatus, mutual relations of 



two kinds, i. 473. 



— cells of leaves, i. 472. 



— organs, junction, i. 471. 



— tissue, soft, necessity for protection, i. 478. 



— tissues, division of labour, i. 479. 



strengthening of, i. 474. 



Conduction, of water, i. 3G6. 

 Cone, female, of Abietineaj, ii. 721. 



— fertile, of Lycopodium, ii. 476. 



— of Coniferae, ii. 440. 



— of Cycads, ii. 718. 



— of Equisetura arvense, ii. 476, 712 



— of Juniperus, ii. 442. 

 Conferva, bleaching by sun, i. 391. 

 Confervoidete, as Lichen-algje, ii. 692 



— description, ii. 648 



— reticular, i. 586. 

 Conglutin, of Almonds, i. 458 

 Conical receptacle, i. 746. 

 Conidia of Agaricus, ii. 684. 



— of Amanita phaUoides, ii. 685. 



— of Claviceps, ii. 680. 



— of Empusa Muscae, ii. 672. 



— of Entomophthora, ii. 672. 



— of Hemibasidii, ii. 675. 



— of Lichens, germination, ii. 693. 



— of Peronospora viticola, ii. 670. 

 Conidial hypha, of Eurotium, ii. 679. 

 Conidium, from teleutospore basidium, ii. 



684. 



— of Eurotium, ii. 679. 

 Conifer*, ii. 437, 719, 720. 



— absorption-cells, i. 86. 



— amount of pollen, ii. 151. 



— anemophUous, ii. 133. 



— contractile layer of anther, ii. 94. 



— distribution of stomata on leaves, i. 281. 



— dwarf, artificially produced, ii. 518. 



— Endlicher's grouping, ii. 604. 



— evergreen, absorptive cells, i. 91. 



— form of chlorophyll-containing cells, i. 374. 



— fruits and seeds, ii. 442, 443. 



Coniferse, hybrids among, ii. 582. 



— inflorescence.i, position, ii. 136. 



— long and short branches, i. 659 ; ii. 471. 



— mycorhiza in, i. 251. 



— Palseozoic, ii. 612. 



— phyllotaxis, of shoots and cones, i. 402. 



— pollen-grain, ii. 96. 



— protection of pollen, ii. 117. 



— scale-leaves and light, i. 412. 



— secondary thickening, ii. 720. 



— wax on under leaf-surface, i. 292. 

 Conium maculatum, odour, i. 431 ; ii. 199. 

 Conjugatae, ii. 606, 620, 654. 



— fertilization, ii. 54. 



Conjugation, chemical influence in, ii. 658. 



— nature of, ii. 54. 



— of Diatoms, ii. 626. 



— of gametes, in Chlorophycese, ii. 630. 

 Conjugation-canal, of Desmids, ii. 654. 



— of Spirogyra, ii. 647. 

 Connate, of leaves, i. 596. 



— anthers, of Compositae, 11. 115. 

 Connective, of anther, ii. 89. 

 Conocephalaceae, ii. 758. 

 Conopodium, i. 746. 



Continuity, liquid, between absorptive cells 



and eartb film, i. 85. 

 Contractile cells of anthers, ii. 93. 

 Contrivances, floral, correlation to insect 



visits, ii. 256. 



— for loading insects with pollen, ii. 246, 



247, 249. 



— for retention of rain-water, i. 156. 



— for the exhalation of water-vapour, i. 226. 

 Convallaria, forcing, i. 564. 



— protection of pollen, ii. 113. 

 Convallaria majalis, flower, ii. 729. 



— flower-opening constant, i. 559. 



— leaves and rain conduction, i. 94. 



— protection of pollen, ii. 119. 



— scent, ii. 200, 201. 



— sheltering of pollen, ii. 109. 

 Convallaria polygonatum, habit in relation 



to habitat, i. 286. 



— scaly stem, i. 652. 

 Couvallariaceae, characteristics, Li. 732. 

 Convolvulaceae, ii. 771. 



— lestivation, ii. 210. 



— autogamy in, ii. 333, 335. 



— include parasitic Cuscutse, i. 171. 



— nectaries, ii. 175. 



Convolvulus, dehiscence of pollen-sacs, ii. 93. 



— extrorse anthers, ii. 95. 



— guides to honey, ii. 249. 



— hairiness, i. 317. 



— inflorescence, i. 746. 



— nutation, i. 683. 



— pollen-grain, ii. 98, 100, 102. 

 Convolvulus arvensis, cotyledons, i. 621. 

 insect reception, ii. 230. 



opening of flower, ii. 212. 



scent, ii. 201. 



Convolvulus lucanus, cross-fertilization, ii. 

 301. 



Convolvulus sepium, cross-fertilization, ii. 

 301. 



pollen-grains, ii. 98. 



sinistrorse twining, i. 685. 



Convolvulus Siculus, autogamy, ii. 333. 



insect reception, ii. 230. 



Convolvulus sylvaticus, cross-fertilization, 

 ii. 301. 



Convolvulus tenuissimus, &c., sUkiness, i. 

 320, 321. 



Convolvulus tricolor, colour-contrast in 

 flower, ii. 190. 



opening and closing, ii. 212. 



Coprinus, fructifies in a night, i. 117. 



Coprinus stercorarius, origin of fructifica- 

 tion, ii. 689. 



Cora pavonia, ii. 692, 695. 



Corallineae, as marine lime-accumulators, i. 

 261. 



— lime deposition and resistance, i. 425. 

 Corallorkiza, i. 184 ; ii. 738. 



— absorbent ceUs, i. 766. 



— germination, i. 750. 



Corallorhiza innata, description, i. 110-114. 



scaly stem, i. 652. 



Corchorus olitorius, bast-cells, i. 725. 



Cordyceps, life-history, ii. 680. 



Cordyceps militaris, parasite on caterpillars, 



&c., i. 168. 

 Cordyceps Taylori, ii. 679. 

 Coriander. See Coriandrum sativum. 

 Coriandrum, geitonogamy, ii. 325. 

 Coriandrum sativum, germination constant, 

 i. 558. 



offensive odour of roots, ii. 99. 



Coriaria myrtifolia, twisting of intemodes, 



i. 417. 

 Cork, i. 469. 



— buffer action, i. 474. 



— nature of, i. 719. 



— protective, i. 164; ii. 519. 



Corky layer, of epidermis=cuticle, i. 309. 

 Cormophyta, of Braun, ii. 605. 



— of Endlicher, ii. 604. 

 Cormus, subdivision, i. 655. 



Com, extrusion of water by young blades, 



i. 271. 

 Cornace», ii. 788. 



— geitonogamy in, ii. 325. 

 Corn-cockle. See Aurostemma Githago. 

 Cornel. See Coryius mas. 

 Cornflower. See Centaurta Cyanus. 

 Corn-salad. See ValtrianeUa. 



Corn Sow-thistle. See Sonchus arvensis. 

 Cornus, honey, ii. 173. 



— twisting of intemodes, i. 417. 

 Comus florida, coloured bracts, ii. 183. 



— — &c., geitonogamy, ii. 326. 



inflorescence, ii. 184, 231. 



Cornus mas, diameter, i. 722. 



flower, tetrandria, ii. 289. 



flowers, ii. 789. 



hermaphrodite, ii. 296. 



thermal constants, i. 559. 



venation, i. 631. 



Cornus sanguinea, i. 487. 



scent, ii. 200. 



Comus Suecica, coloured bracts, ii. 183. 

 Corolla, accessory in frait formation, 11. 433. 



— and autogamy, ii. 365. 



— application of term, i. 641. 



— as insect platform, ii. 225. 



— ringent, Eestivation, ii. 211. 

 CoroUiflorse, of De CandoUe, ii. 603. 

 Corona-like ring, in Rafliesia Arnoldii, i. 203, 

 Coronia, insect reception, ii. 228. 

 Coronilla, pollen expulsion, ii. 260. 

 CoronUla varia, leaf positions, i. 533. 



prostrate shoot, i. 664. 



Corpusoulum with poUinia. ii. 258. 

 Correa speciosa, hairs, i. 322, 324. 

 Corrigiola, prostrate shoot, i. 664. 

 Cortex, i. 468. 



Cortex of root, functions, i. 762. 

 Corticium, texture and basidia, ii. 688. 

 Cortusa, protection of poUen, ii. 118. 



— protogynous, ii. 311. 



— unfolding leaves, i. 351. 

 Coryanthes, honey, ii. 172. 

 Corydalis, and humble-bees, ii. 239. 



— germination, i. 622. 



— honey concealment, ii. 180. 



— one-sided raceme, ii. 224. 



— petiole, i. 93. 



— pollination, ii. 228. 



— sheltering of pollen, ii. 110. i 



— staminal filament, ii. 88. j 

 Corj-dalis acaulis, &c., explosive distribution | 



of pollen, ii. 266. i 



Corydalis capnoides, stamen, ii. 87. 

 Corydalis cava, &c., behaviour to own and 



foreign pollen, ii. 406. 



flower-opening constant, i. 559. 



&c., habitat, i. 654. 



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



protection of tubers, i. 551. 



scent, ii. 202. ; 



Corydalis fabacea, luxiuiant growth on i 



Monte Baldo, i. 287. ! 

 scale-leaf, i. 625. 



