850 



INDEX. 



Scepacese, 580 

 Scheuchzeria, 623 

 Schinus, 474 

 Schizaea, 639 

 Schizanthus, 551 

 Schi2opetaIon,435 

 Schizandra, 429 

 Schizocarp, 306 

 Schosnus, 628 

 Schouw's phyto-geo- 

 ^aphic regions, 679 

 S cilia, 614 

 ScilleEe, 614 

 Scions, 325 

 Scirpus, 628 

 Scitamineas, 605 

 Scleranthese, 499 

 Scleria, 628 

 Sclerogen, 9 

 Scolymus, 520 

 Scorodosma, 507 

 Scorpioid, 185 

 Scorzonera, 522 

 Scotch fir, 599 



myrtle, 592 



thistle, 520 



Scottish mountains, 



flora of, 707 

 Screw-pine, 624 

 Scrophulariaceas, 551 



fertilisation in, 



289 



Scurvy-grass, 437 



Scutellaria, 554 



Scythian or tartarian 

 lamb, 640 



Scytosiphon, 654 



Sea Buckthorn, 571 



Sea-kale, 437 



Sea-pink, 559 



fertilisation of, 291 



Seaside grape, 565 



Sea-weeds, 652 



mannite in, 165 



manuring with, 



140 



Sebesten-plums, 545 



Secale, 630 



Secundine, 253 



Securidaca, 442 



Sedges, flowers of, 208 



Sedum, 499 



Seed, 298, 32s 



composition of 



the, 343 



coverings of, 326 



dissemination of, 



343 



forms of, 330 



maturation and 



functions of the, 343 

 modes of trans- 

 porting, 348, 803 



number of, 344 



of gymnosperms, 



293 



position of, 330 



sowing of, 345 



^vitality of, 346, 350 



Seedless fruits, 319 

 Selaginese, 558 

 Selaginella, 640 



Selag^nella, colouring 



matter of, 392 

 reproduction of, 



278 _ 

 Selaginites, 733 

 Selago, sss 

 Self-fertilisation, 284 

 Semecarpus, 474 

 Semi-anatropal ovule, 



256 

 Semi-equitant, 340 

 Seminal leaves, 339 



lobes, 339 



Seminude, 252, 326 



Sempervivum, 4^9 



province oj^ 680 



Senebiera, 435 



Senecio, 520 



Senega or Senekaroot, 

 442 



Senegal gum, 163 



Senftenbergia, fructifi- 

 cation of 730 



Senna, 481 



Sensitive plants, 376 



effect of ansesthe- 



tic agents on, 386 



effect of light and 



chemicals on, 377 



Sepals, 195 



forms and size of, 



Septate, 234 

 Septemfid, 87 

 Septempartite, 87 

 Septenate, 93 

 Septicidal, 304 

 Septifrugal, 305 

 SeptulatEB, 436 

 Septum, 222, 224, 241 

 Sequoia, 598 



fossil, 753 



Sericeous, 33 

 Serrate, 86 

 Sesamum, 541 

 Sessile glands, 34, 35 



leaf, 82 



Sesuvese, 500 

 Setaceous, 32 

 Setas, 32, 250 

 Setaria, 631 

 Setose, 32 

 Sexes of plants, 264 

 Seychelles palm, 621 

 Shaddock, 314, 454 

 Shaked, 485 

 Shallon, 527 

 Shallot, 615 

 Shamrock, 465, 479 

 Shea butter, 531 

 Sheath, 336 



medullary, 53 



of leaf, 82 



Sheathing bracts, 191 

 Sheep's sorrel, 564 

 She-oak, 593 

 Shesh, 585 

 Shifting crops, 134 

 Shikmim, 586 

 Shittah-tree, 482 

 Shola, 53 

 Shoom, 615 



Shorea, 451 

 Short-styled, 285 

 Shrubs, defined, 46 

 Side grafting, 325 



saddle flower, 432 



Sideaa, 447 

 Sigillaria, 736 

 Sileneas, 445 

 Silica, 129, 131, 135 

 Silicula, 315 

 SiliculosEe, 436 

 Siliqua, 306, 315 

 Siliquosse, 436 

 Silk cotton, 448 



plant, 536 



Silver fir, 599 



grain, 59 . 



oak, 570 



tree, 570 



SimarubacesB, 468 

 Simple leaves, 85 

 Sinapis, 435 

 Siphocampylos, 525 

 Siphonia, 582 

 Sissoo, 480 

 Sisyrinchium, 60S 

 Slum, 507 

 Size of trees, 360 

 Skirret, 507 

 Skorodon, 615 

 Skunk cabbage, 625 

 Sleep of plants, 373 

 Slipper-like, 207 

 Slips, 325 

 Sloe, 486 



Smeathmannia, 497 

 Smilacese, 617 

 Smilax, 617 

 Smith and Beck's mi- 

 croscope, 770 



Smut, 141, 399 

 balls, 399 



Snake-gourd, 496 



nut, 459 



root, 448, 459 



wood, 538, 587 



Snowball, 511 



Snowberry, 511 



Snowdrop, 612 



trees, 529 



Snowflake, 612 



Soapwort, 458 



Soboles, 47, 113 



Soda in plants, 132 



Soil as influencing 

 plant distribution, 

 662 



Soil, mode of estimat- 

 ing the nature of, 135 



pulverised, 347 



Soils, chemical compo- 

 sition of, 134 



Solanacess, 547 



Solan um, 548 



Soldanella, 558 



Solenostemma, 536 



Solid oils, 167 



Solidagos, Region of, 

 681 



Sollya, 466 



Solomon's seal, 47 



Solutions used for poi- 



soning and preserv- 

 ing plants, 801, 802 



Sonchus, 520 



Sooranjee, 514 



Soot as a manure, 138 



Sorghum, 630, 631 



Sori, 638 



Sorosis, 316 



Sorrel, 564 



Souari-nuts, 454 



Sour-sop, 430 



South America, flora 

 of highest parts of, 

 686 



South American flora, 

 extra-tropical, 687 



Southern wood, 521 



Sow-bread, 558 



Sowing of seeds, 345 



Soymida, 460 



Spadix, simple, 179 



Sparganium, 625 



Spatha or Spathe, 191 



Spathellae, 191 



SpathoSea, 540 



Spathulate, 89 



Spawn, 357 

 Spearmint, 554 

 Species, 406 

 number of known, 



and sub-species, 



definition of, 406 



variation in, 407 



Specific names, 410 

 Specimens preserved 

 in a. moist state, 802 

 Spelt, 630 

 Sperm cells, 281 

 Spermacoce, 512 

 Spermagones, 268 

 Spermatia, 268 

 Spermatozoa, 265 

 Spermatozoids, 234, 



265 

 Spermoderm, 327 



Sphaerenchyma, 3 



Sphiieria, 651 



Sphserococcus, 655 



Sphseroplea, reproduc- 

 tion of, 271 



Sphserozyga, 6s5 



Sphagnese, 643 



Sphenophyllum, 738 



Sphenopteris, 731 



Spherical, 284 



Spherical aberration, 

 762 



Spice-wood, 369 



Spiderwort, 623 



Spigelia, 539 



Spike, 178 



compound, 182 



Spikelets, 179, 208 



Spikenard, 515 



Spinach, New.; Zea- 

 land, 520 



Spinacia, 562 



Spinage, 562 , 



Spindle tree, 328, 471 



Spines, 119 



Spiraeeae, 484 



