INDEX. 



515 



Schultze's fluid. See chlorzinc iodine. 



macerating mixture, use of, 79, 



158, 186. 

 Schweizer's reagent.S See copper am- 



mon-oxide. 



Scissors, dissecting, xxx. 

 Sclerenchyma, 65 (fig. 23), 72, 126, 



132. 



fibres, 72, 102, 126, 176. 



sheath, 102, 106, 177. 

 Scolopendrium vulgare, sori and spo- 

 rangia, 354 (fig. 130). 



Scorzonera hispanica, latex system of, 

 125 (fig. 46). 



Scotch fir. See Pinus sylvestris. 



Scratch inoculation, 285. 



Scutellum, 419. 



Secale cereale, wax upon, 99. 



Secondary tissues, 119. 



Section-lifters, 113 ; to make, xxx. 



Sections, of very thin objects, 82, 205. 

 See celloidin, glycerine - gum, 

 elder-pith, cork, lime - wood, 

 poplar-wood, sunflower-pith. 



to cut, 25, 74, 81, 107, 139, 205, 



409 ; orientation in stem, 139 ; 

 curling of, 27 ; how to lift, xxx, 27 ; 

 to mount, 30, 36 ; to mount for 

 inversion, 211 ; to make trans- 

 parent, 210 ; to restore when too 

 transparent, 210 ; to transfer, 

 27 ; to turn over, 27. 



microtome, to prepare and cut, 



4Aet seq.; to stain, 453. 



Sedum, cultivation of pollen-tubes, 

 392. 



Seed, structure of, in Alisma Plantago, 

 413 (fig. ISO) ; Capsella Bursa- 

 Pastoris, 409 (fig. 149) ; date-stone 

 (for pits), 73 ; Lupinus (for aleu- 

 ronej, 32; Ornithogalum (for pits), 

 72 (fig. 26) ; pea (for reserve foods), 

 25 (fig. 11); Picea vulgaris, 378 

 (fig. 139) ; Primus domestica, 494 ; 

 Pyrus communis, 426 ; Ricinus 

 (for aleurone), 33 (fig. 13). ; Triti- 

 cum durum, 20 (fig. 12), 4lV (fig. 

 151). 



leaves. See cotyledons. 



Seeds, with anomalous embryos, 416. 



to cut sections of small, 409. 



albuminous and exalbuminous, 



417. 

 Selaginella Marte-nsii, sporangia, 365 ; 



morphology of stem, 365. 

 Separating layer. See absciss layer. 

 Sepals, 430 ; origin of, 431. 

 Seta of moss, 349. 

 Sheath, vascular bundle, 102, 123. 

 Shellac, in absolute alcohol. See 



Appendix III. 



Shepherdia canadensis, scale-hairs, 93 



(fig. 35). 



Shepherd's Purse. See Capsella. 

 Shields, in the antheridium of Chara, 



307. 



Short shoots, 367. 

 Sieve-areas, 147 (fig. 55). 



- plates, 105, 109, 128 (fig. 47), 



148 (fig. 55), 151 (fig. 57), 156 (fig. 

 60). 



- tubes, 126 et seq. 



of Aristolochia, 107 ; Bryonia 



dioica, 126; Cucurbita Pepo, 126 

 (fig. 52) ; Lycopodium complan- 

 atum, 178 ; Pinus sylvestris, 147 

 (figs. 55, 57) ; Pteris, 176 ; Tilia 

 pari-ifolia, 156; Zea Mais, 104. 



contents, 126 et seq. 



development of, 129 (fig. 47) ; 

 staining of, 128, 176. 



mucilages of callus, 429. 



Silene inflata, vascalar bundle ends 

 in, 199. 



Silicification of membrane, 96, 258. 



Simple microscope. See microscope. 



Sinapis, mucilages of, 429. 



Siphoneae, 295. 



Skeletonisation of diatoms, 258. 



Slide-cultures. See cultures. 



Slime. See mucus, mucilage. 



plug, of sieve-tubes, 129. 



Soda, caustic. See sodium hydrate. 

 Sodium chloride, use of, 276. 



hydrate, use of, 35. 



Solanum tuberosum (potato), starch in 

 tuber, 13 (fig. 5) ; pathological 

 cork, 188 ; disease of, see Phy- 

 tophthora. 



Sori, indusiate, 356 ; naked, 354 ; of 

 Scolopendrium, 354 ; Aspidium, 

 356. 



Spectrum, relations with assimilation, 

 282. 



Spermatia, of JEcidium berberidis, 

 332. 



Spermatic nucleus. See spermo- 

 nucleus. 



Spermatozoids, chemotactic stimula- 

 tion of, in Fucus, 304. 



heliotropism of, in Fucus, 303. 



of Chara, 306 (fig. 113) ; Fucus, 302, 



303 (fig. Ill); Gymnosperms, 376; 



Marchantia, 341 (fig. 123) ; Mnium, 



346; Polypodium, 359 (fig. 132); 



Vauclieria, 298. 

 to slacken movements of, 359 ; 



fixed by iodine, 360. 

 Spermoderrn, 378, 410, 424, 426. 

 Spermogones, of JEcidium, 331 (fig. 



118) ; Anapti/chici, see Pycnidia. 

 Spermo-nucleus, l 305, 375, 403. 



