077 



steppe-witches, ii. 850. 

 Stercviliaceije, seed-dispersal, ii. 837. 

 Stereum, texture and hymenium, ii. 688. 

 Sterigmata, of Basidiomycetes, ii. 20. 

 Sterility of plants under cultivation, ii. 402. 

 Sternbergia, protection of pollen from rain, 



ii. 112. 

 Sternbergia lutea, autogamy, ii. 373. 

 Sticky bristles, and protection of flowers, ii. 



237. 



— fruits, ii. 869. 



— secretions, and protection from marauders, 



ii. 234. 

 Stigeoolonium, thallus, ii. 652. 

 Stigma, adaptation to wind-pollination, ii. 



151. 



— and wind-fertilization, ii. 134. 



— as poUen-protector, ii. HI. 



— attraction for pollen-tubes, ii. 413. 



— changes after pollination, ii. 285. 



— morphology, i. 645, 



— pollen selection, ii. 404. 



— sticky, ii. 282. 

 Stigmaria, nature of, ii. 716. 

 Stigmas and stamens of Iris, ii, 729. 

 Stigmatic chambers, of Asclepiads, ii. 259. 

 Stilt-roots, i. 758, 759. 



structure, i. 761. 



Stimuli, acting on roots, i. 776. 

 Stimulus, propagation of, i. 151. 



— transmission in sensitive plants, &o., i. 536. 

 Stinging Nettle. See Urtica dioica. 

 Stipa, fruit anchoring, i. 616. 



Stipa capillata, folding of leaf, i. 344. 



leaf, section, i. 342. 



Stipa pennata, i. 617. 



awn functions, i. 617. 



dispersal, i. 617. 



fruits boring into ground, i. 619. 



isolated colonies, i. 528. 



Stipular nectaries, ii. 232. 



— spines, i. 448. 



Stipules, chief function, i. 637. 



— chlorophyll protecting, i. 392. 



— deciduous, i. 351. 



— of LeguminosK, i. 448. 



— of Marattiacese, ii. 709. 



— protective, i. 351. 

 Stipule-tendril, i. 692. 

 Stock. See Matthiola. 



Stock, relation of graft to, ii. 571. 



— wild, in grafting, i. 214. 

 Stolon, nature of, i. 6G3. 

 Stoma, description of, i. 63. 



Stoniata, and diurnal positions of leaves, i. 

 535. 



— and honey secretion, ii. 172. 



— and transmission of carbonic acid, i. 370. 



— and water-pores, i. 366. 



— arrangement in switch-plants, i. 332. 



— exudation of saline solution from, i. 236. 



— functions, opening and closing of, guard- 



cells, i. 308. 



— in pit-like depressions, i. 298. 



— in the furrows of green stems, i. 299. 



— of Knightia excelsa, ii. 751. 



— of Moss capsule, ii. 702. 



— over-arched, of Australian Proteacese, i. 



297. 



— protection from moisture by cuticular pegs, 



i. 294, 296. 



— protection from moisture by papilla-like 



outgrowths, i. 295. 



— protection from moisture by rolling of 



leaves, i. 302. 



— protection from wetting, i. 292. 



— regulators of transpiration, i. 309. 



— shape when open, size, i. 281. 



— surface view and section, i. 294. 



— within hoUow tubercles, i. 300. 

 Stomate, of Marchantia, ii. 697. 

 Stomates, in Anthocerotacese, ii. 698. 

 Stonecrop. See Sedum. 

 Stone-fruit, ii. 428. 

 Stone Pine. See Pimis Pinea. 

 Storage of pollen, ii. 94. 

 Storm, effect on vegetation, i. 474. 



Vol. II. 



Stratification. See Cell-wall. 



Stratiotea, protective iBolation by water, Ii 

 234. 



Stratiotes aloides, mode of life. i. 76. 



roots, i. 752. 



spiny leaves, i. 438. 



winter sinking, i. 552. 



Strawberry, Wild. See Fragar.n leaca. 



Strawberry-tree. See Arhntus Untdo. 



Strelitzia, S. African, ii. 734. 



Streptocarpus polyanthus, cotyledons, un- 

 equal development, i. 622. 



Striation, cause of, i. 569. 



Stroma-starch of Hydrodictyon, ii. 640. 



Struggle for existence, ii. 600. 



Struthiopteris germanica, height, i. 714. 



Struvea delicatula, habitat, ii. 646. 



Style, attraction for pollen-tubes, ii. 414. 



— morphology, i. 644. 



— movements of, ii. 277. 

 StylidiacesB, ii. 767. 



Styphnolobium japonicum, green cotyledons, 

 ii. 421. 



Sub-alpine plants, autogamy in, ii. 400. 



Suberin, chief component of cuticle, com- 

 position, i. 309. 



— formation, i. 458. 

 Substance, intercellular, i. 26. 

 Substitution-buds, cliaracteristics, ii. 34. 

 Substitution and plant succession, ii. 498. 

 Substratum, classification of plants accord- 

 ing to, ii. 496. 



— effects of Bacteria on, ii. 623. 



— influence on graft, ii. 571. 

 Subterranean fruits, ii. 878. 



— roots, mechanical adaptation, i. 762. 

 Subulariaaquatica, sub-aqueous fertilization. 



ii, 391. 

 Succulent fruits, dispersal, ii, 864, 



— plants, i. 327. 



Succulents, compared to camels, i. 328. 



— heat resistance, i. 554, 



— not eaten by animals, i, 432. 



— water-retaining substances in juices, i. 329. 

 Suckers, of Bartsia alpina, i, ISO. 



— of Lathrsea, i. 182. 



— of Pedicularis, i. 179. 



— of Rhinanthace*, i. 178. 

 Sugar, formed by protoplasts, i. 61. 



— from formic aldehyde, i. 456, 



— manufacturing of, i. 377. 



— storing, i. 358. 



— viscous fermentation, i. 506. 

 Sugars, conducting tisues for, i. 479, 



— importance, i. 463, 



Sugar solution and germination of pollen- 

 grains, ii. 407. 

 Sulphur, sources of, i. 458. 



— necessary for proteid formation, i. 67. 

 Sulphur Bacteria, ii. 624. 



Sulphuric acid, reduction, i. 458. 

 Sulphurous rain, ii. 151. 

 Sumachs. See Rhus Colimis and R. Ty- 

 phi nnm. 

 Summer sleep, of plants, i. 356. 

 Sun-birds, pollen transference by, ii. 247. 

 Sun-dew. See Drusera. 

 Sunlight, and respiration, i. 496. 

 Sunshine, and flowering, ii. 474. 



— and opening of flowers, ii. 219. 

 Suspensor, of embryo, ii. 421. 

 in Gymnospernis, ii. 438. 



— of Selaginella, ii. 715. 

 Swammerdam, Dutch philosopher, 1. 21. 

 Swarm-spores, liehaviour towards light, i. 382. 

 in Chytridiaceaj, ii. 669, 



in Saprolegniaceie, ii. 669. 



of Peronosporeie, ii. 57. 



Sweeping-hairs of style, ii. 318. 

 Sweet Flag. See Acorus Calumiu. 

 Sweet-sop. See ..4 noun s'/""""'**'- 

 Sweet Vernal Grass. See A nlhi'xanthiim. 

 Swertia, nectaries, ii. 178, 

 Swertia perennis, autogamy, ii. 341. 



honey protection, ii, 241. 



Swietenia Mahagoni, flower, ii 286. 

 Swimming plants, characteristics, i. 669, 



SwitPh-pUntn. rhl'.rotv^ ■ 



-i.f IJ*'. 



— of fui.K . 



gnmn. 



— of Liv. . 



— of plaii' 



— of plan; ., ,, .^, 



— of Yucca with Moiim. ii IV.i 

 8yniphyog)-nii, vancular nyncm. ii Co 

 Symphytum, l.riiitlc*. 1. 441. 



— pollen-Kraln^ ii 97. 



— unfolding of inflorcao 

 Symphytum ollieiiiale, 



ap|>arutiu, ii. 275, 

 Symphyi mn Tauricuni, 



colour, ii. 191. 

 Synchitrium AnemODO, kc, gmll ftirntatkoo. 



ii. 52U. 

 Synconium, of Ficus. It. 157. 

 Syne<lra Ulna, ii. 626 

 Syncrgida-, of ( cg-apparatu", II. SI, 4I« 

 Synthesis, of Licl.t-ii. ii C.»2 



— in plants, hyijothcm-o rrnanliiig. I. J7*< 

 Syringa, autogamy, ii. XU 



Syringa vulgaris, hemiaphroillte, U. J96 



pollen-grains, ii. 97. 



scent, ii. 201, 



'• Witches' Broom " pall«, II. 5i8 



Syrrhopodon scaber, th»lli<li«. Ii 23 

 System. Liunean, i. 6; ii 288. 



— natural, of clBssificaticn, li. fi02 

 Syzygites, parthenogeuesis, ii. 404 



■ L 



rnoe, I 744. 

 puUt-u - iiirtakllac 



flonU 



T. 



Table Mountain, vegetntioii of. 1. 306 

 Table of Beutliam and Houkcr'i main divi- 

 sions, ii. 604. 



— of Braun'g classification, II 605. 

 -of DeCnn.l^.^lf■•.5cln!^^^flr:n|rn, II Od 

 -ofEndli; • t 



— of Jn.-^- 



— of Lit . ■ 



-ofSiicl.i . jt««.U 



606. 

 Tables of relative growth at dlffcmit tkiftr 



tions. 11. 50? 

 Talimini fr . 

 Tftli|M)t, ; 



Talipot r.. xmbf^atti^rm. 



Taniariin. . . : . ■,' 



TanmrlRcincii-, i. I.'-i. 

 Tamarisks. Sev TomariteinKr. 

 Tamarix, not tnio " manna", II. 811 



— nsprre-huiU. II, 35, 



— salt on lenvtii and stems, i. S3& 

 Tamos, mechanical tissue, L T31 



— polleii-groins. ii. 99. 



Tiiiinin, al»orption by MUde**. t. I«T 



— decomiKwition by AspcrsiUus nl«»r. L UK. 



— taste, i. 462. 



Tnl-etal colls, of anther, II. W. 



Taphrina canica. blisters oo Ui«h (♦•'•^ It 



676. 

 Tu|>-root, I. 760 

 Tttrniacnm. Luliratlon, 11. Sid 



— geitoiinMniy. u. 319. 

 -laticif.r, ,i. ■ !.«. I 41T» 



ell-' 



Int; 



Inl: 



• phmii .1 tri.!* li (vj, 

 ■ pcUcu-crabis. U. 99. 



