830 



INDEX. 



Scleroblasts, 167. 

 Scolopendrium, 51. 

 Scopolia atropoides, 792. 

 Scorzonera, 173. 



— hisfanica, 173. 

 Scrophularia nodosa, 792. 

 Scrophularinese, 55, 760, 780. 

 Sculpture of cell-wall, 92, 



137- 

 Scutellum, 373. 

 Scybalium, 64. 

 Scyphantus elegans, 669. 

 Scytonema, 892. 

 Sea water, 287-288. 

 Second phase of growth, 414, 



417, 437- 

 Secondary cortex, 156, 163. 



— thickening, 155. 



— uses of excreta, 329. 

 Secretion, 186, 376. 

 Secretions, 172, 179, 328, 



329, 362, 



— receptacles for, 171, 175, 

 329. 



vesicles, 176, 179. 



Sections of organs, 432, 436, 

 4395 442, 447- 



Sedges, 59, 219, 470. 



Sedum, iTj, 321. 



■ — purpureum, 119. 



Seed-coats, 147, 753. 



leaves, 753. 



plants, 753, 766. 



Seedless Phanerogams, 802. 



Seedlings, 366, 399, 401, 414, 

 531, 539, 564, 575, 581, 

 584, 694, 702, 710, 712. 



— absorbing organ of, 344. 



— compared to parasites, 



373. 

 ■ — fat in, 347. 



— ferments in, 343, 389. 



— geotropism of, 679, 692. 



— reserve materials in, 363. 

 Seeds, 300, 312, 323, 326, 



327, 330, 332, 334, 335, 

 357, 364, 404, 4", 414, 

 465, 485, 538, 745, 748, 

 750-756, 763-766, 798. 



— composition of, 290. 



— contrasted with spores, 



753. 



— exalbuminous, 763, 764. 



— ferments in, 345. 



— germination of, 398, 742, 



752, 753- 



— reserve-materials in, 332, 



334, 343- 



— ripening of, 321, 323, 352. 

 Segment, 95, 100. 

 Segmentation, 425, 483. 



— of Bacteria, 387. 

 Segmented laticiferous ves- 

 sels, 173. 



Segments of apical-cell, 452, 

 453, 454, 455, 456, 473, 

 545- 



Selaghiella, 25, 40, 301, 455. 



— 19. 



— apical cell of, 452. 



— caulescens, 750. 



— inxqualifolia, 22. 

 41, 110, 149, 749. 



— Ix'vigata, 22. 



— Martensii, 22. 

 750. 



Selanigellae, reproduction of, 



741,749, 764. 

 Selective power of roots, 287. 

 Self- fertilisation, avoidance 



of,787, 790,791,794-797, 



799. 



pollination, 791. 



sterile flowers, 790. 



Sempert'tvum, 321. 

 SeJiecio umbrosus, 564, 572. 



— vulgaris, 640. 

 Sensitive Plant, 644-649. 

 Sensitiveness, 395. 



— of root, 16. 

 Sepals, 497. 



Separating layer of autumn- 

 leaves, 319. 



Septa, transverse, 432. 



Septum, 105. 



Sequence of anticlines and 

 periclines, 443. 



Sessile leaves, 53. 



Seta, 738. 



Sexual affinity, 781. 



— cells, mutual interaction 

 of, 767, 770. 



— • — differences between, 

 768. 



origin of, 787. 



— organs, 467, 491, 508, 724, 

 728, 734, 741, 769, 799. 



— reproduction, 107, 721, 



728, 733, 770, 798-800. 



of algae, 728. 



of Equisetum, 740. 



of ferns, 744. 



of fungi, 725. 



of mosses, 737. 



replaced by asexual, 



802. 



— swarmspores,72 8,733,777. 

 Sexuality, 780. 



— enfeeblement of, 783. 



— object of, 799. 

 Shade-plants, 302, 306. 

 Shaking as affecting tran- 

 spiration, 252. 



Sheathing leaves, 470. 

 Shoot-axis, erection of, 686, 

 687. 



— heliotropism of, 693, 



— primary, 753. 



Shoot, 3, 36, 37, 414, 424, 

 447, 454, 457, 460, 467, 

 474, 484, 505, 508, 510, 



520, 528, 564, 569, 571, 

 581,678, 723. 



— development of, 744. 



— geotropism of, 679, 680, 

 690, 691. 



— growth of, 41, 414, 421, 

 422, 540, 542-5-14- 



— growing point of, 425. 



— organisation of, 43, 481. 



— regeneration from, 721, 

 723. 



— vascular bundles of, 44, 



126. 



— -axis, 4, 38, 39, 45, 417, 

 424, 482, 486, 492, 504, 

 510, 511, 569, 570, 575, 

 669, 674, 703. 



dorsiventral, 455, 485. 



of Fern, 45. 



respiration of, 400. 



axes, thickening of, 155. 



forming substance, 519, 



521, 522. 



pole, 484. 



system, 510. 



Shoots,adventitious,4 7 5, 477, 



478. 



— climbing, 483, 489, 548, 

 668, 669, 674, 675, 713. 



— creeping, 483, 485, 489, 

 492, 678, 699. 



— exogenous development 

 of, 475. 



— metamorphosed, 54. 



— of parasites, 63, 64. 



— plagiotropic and ortho- 

 tropic contrasted, 494. 



— radial and dorsiventral 

 contrasted, 494. 



— of algae, 54, 65, 69. 



— of fungi, 54, 71. 



— of mosses, 54, 65. 



— of parasites, 63, 64. 

 Shortening of root, 19, 575, 



576. 



— of tissues, 570-572. 

 Shrub, 510. 



S icy OS, 658, 661. 

 Sieve-tubes, 135, 160, 163, 

 175, 325, 355, 416, 423- 



— emptying of, 361. 



— as places of origin of pro- 

 teids, 325, 



— pressures on, 360. 

 Silene, 640, 780. 



■ — inflata, 781. 



Silica, 88, 163, 260, 288, 289, 



320, 383. 

 Sihceous deposits, 288. 



— skeletons, 288. 

 Silicification, 289. 



