8o6 



INDEX. 



Axillary buds and branching, 

 472, 473, 497, 499, 505, 



Axis of growth, 481, 483, 



484, 539,545- 

 Azalea, 780. 

 Azolla, 461. 



B. 



Bacillariese, 604. 



Bacteria, 245, 343, 347, 348, 



369, 380, 383, 384, 385, 



386, 604. 



— cultivation of, 387. 



— forms of, 387. 



— pigment-, 387. 



— segmentation of, 387. 

 Bacterium, 387. 

 Balanophora, 368. 



— fungosa, 28, 63. 

 Balanophorese, 63, 232, 368, 



372, 476, 765. 

 Balsam, 124, 175, 179, 184, 



199, 327, 695. 

 Balsamic secretions, 185. 

 Balsaminex, 640. 

 Banana, 50, 130, 510. 

 Barberry, 57. 

 Barbula, 29. 

 Barium, 383. 

 Bark, 156, 166, 226, 246, 



574- 



— crevices in, 577. 

 Barley, 343, 344, 345, 404, 



687. 



Barren flowers, 791. 



Basal growth, 419, 544. 



Base, 481, 482, 483, 520. 



Bassorin, 90, 180, 328. 



Bast, 131, 145, 159. 



fibres, 160, 163, 576. 



Bastards, 779. 



Bean, 56, 193, 217, 228, 262, 

 263, 283, 284, 286, 300, 

 309, 314, 327, 334, 337, 



339, 397, 531, 539, 564, 

 581, 584, 625, 626, 631, 

 633, 636, 638, 639, 640, 

 644, 645, 669, 671, 672, 



691, 704, 759, 763. 



— 542, 631, 690, 764. 

 Beech, 164, 229, 288, 493, 



506, 5T0, 536, 763. 

 Beer-yeast, 385, 386. 

 Beet, 24, 314, 335, 343, 357, 



363, 564, 571, 576- 

 Beggiatoa, 387. 

 Begonia, 143. 



— 310, 489. 



— cucullata, 316. 



— rex, 582. 



Berberis, 57, 201, 396, 595, 

 647, 654. 



Bertholletia excelsa, 334. 

 Betula alba, 168. 



184. 



Bignonia, 660, 662, 789. 



— capreelata, 668. 

 Bilateral structure, 485, 489, 



490, 493, 494, 504- 



induced by light, 525. 



Bindweed, 56, 548, 640, 657, 



669, 670, 671, 676. 

 Biology, 602. 



— of tendrils, 667. 

 Birch, 165, 266, 270. 

 Bitter almonds, oil of, 342. 

 Bituminous substances, 294. 

 Blackberry, 657. 



Black Poplar, 703. 



Bladder-S.enna, 759. 



Bleeding of wood, 266, 270. 



Blending of parental charac- 

 ters in hybridisation, 779, 

 782. 



Blood-vessels, comparison of 

 latex-vessels, &c. to, 361, 



Blue bacteria, 387. 



— Bindweed, 670. 

 671. 



— glass, 307. 



— light, 303, 306, 311, 638, 

 696, 697. 



— wood, 163. 

 Blutnenbachia, 675. 



— lateritia, 669. 

 Bocconia, 172. 

 Bog-mosses, 465. 



plants, 255. 



Boletus fla-vidus, 113. 

 Boragineae, 123, 496, 497. 

 Bordered pits, 137, i6o, 237, 



424, 581. 

 Bornetia, 335. 

 Botrychium Lunaria, 37. 

 Botrydium, 32, 70, 76, 431. 



— granulatum, 4, 611. 



604. 



Bottle-cork, 165. 

 gourd, 658. 



Bowiea -volubilis, 668, 670. 



Box, 163. 



Bracken fern, 60, 144, 146, 



462, 471, 699. 

 Bracts, 473. 

 Bramble, 58, 125. 

 Branches, 330, 677, 699, 704, 



705,714- 



— development of, 471. 



— experiments with cut, 

 277,278. 



■ — injection of water into, 

 279. 



— mechanics of, 580, 581. 



— of trees, 580. 

 Branch-systems, 471, 472, 



497. 



Branching, 460, 470, 473, 



477, 485, 492, 493- 



— axillary, 472, 497, 499. 



— monopodial, 474. 

 Brassica, 159, 283, 326. 



— napus, 546. 



— oleracea, 640. 



— Rnpa, 343,560,791. 

 Brazil-nut, 334. 

 Brightness, curve of, 305. 

 Broussonetia, 790. 

 Brown leaves, 321, 

 Brugmansia, 370. 



— 371. 



— Zippelii, 66. 



28. 



Bryonia, 658. 



— dioica, 57, 659, 663. 

 Bryophylluni calycinum, 478. 

 Bryapsis, 84, 108, 335, 611, 



612. 

 Bryum,'j%%. 



— roseum, 113, 150. 

 Bubble-counting, method of, 



304. 

 Buckwheat, 193, 283, 549, 



596- 

 Buds, 41, 186, 309, 326, 



332, 351, 359, 399, 403, 

 411, 418, 422, 464, 472, 

 476, 481, 483, 486, 487, 

 494, 498, 499, 504, 517, 

 520, 535, 544, 547, 549, 

 565, 706, 714. 



— adventitious, 478. 



— axillary, 473, 505, 507. 



— dormant, 475. 



— extra-axillary, 473. 



— pseudo-endogenous, 475, 



479- 



— unfolding of, 547. 



— from prothallia, 801. 

 Bud-scales, 464, 506, 507, 



508. 



Bulbils, 477, 478. 



Bulbs, 43, 59, 61, 300, 312, 

 326, 330, 332, 335, 343, 

 350, 357, 366, 404, 418, 

 462, 478, 534, 565, 732, 



798. 

 Bulb-scales, 335, .357- 

 Butomacex, 181. 

 Butomui umbellatui, 758, 760. 



759. 



Buttresses on tree-trunks, 



579, 580. 

 Butyric acid, 386. 



— fermentation, 386. 

 Buxus, 321. 

 Bye-products, 362, 



C. 



Cabbage, 159, 228, 264, 278, 

 283, 640. 



