448 



INDEX 



207 ; 

 S. 



cork, 

 and 



Saponins, 48. 



Sapotacese, laticiferons elements of, 



157. 

 Saprolegiiia, 231, 235 (fig.) ; S. 



ferox, 236. 

 Saprophytic Algas, 206 ; — Angio- 



sperms, 178, 179 ; — Fungi, 



230 et seq., 252, 253. 

 Sarcina, 262. 

 Sargasso Sea, 203. 

 Sargassum baccife/um, 203, 204 



, (fig)- 

 Satinwood [Chloroxvlou swieteiiia], 



130. 



Saxifraga sannentosa, 8, 63. 

 Saxifrages {Saxifraga), chalk-glands 



of, 147. 

 Scalariform tracheids, 293 (fig.). 

 Scale-bark, 141. 

 Scale-leaves, structure of, iii. 

 Scales of Liverworts, 271, 272, 273 



(fig.) ; of Mosses, 274. 

 Scars, 141, 142. 

 Scenedesnnis, 191 (fig.), 192 



S. obliquus, 191 (fig.^ 



quadricauda, 191 (fig.). 

 Scharlack Red, 402 ; and 



136; and cuticle, 92 



fats, 49. 

 Schizogenous secretory cavities, 



151, 152 (fig,). 

 Schultze's solution. See Chlor-zinc- 



iodide. 

 Scilla, 44, 365 ; growing point of 



root of, 20 (fig.) ; 5. nulans, 44. 

 Scion, 142, 389. 

 Scirpus, 178. 

 Sclerenchyma, 32-4 (fig) ; of 



assimilatory stems, 162 (fig.) ; 



of Ferns, 290 (fig.), 292, 293 



(fig.), 294 (fig,), 295 ; oiHakea^ 



leaf, 166; of leaf, 112; of 



Lyginopteris, 328, 330 (fig.) ; 



of secretory canals, 152 (fig.) ; 



of stem, 80, 81 (fig.), 83 (fig.), 



87 (fig,), 139 (fig.). 

 Scleroderma vulgave, 251 (fig.). 

 ScleroHnia, 239 (fig.), 241. 

 Sclerotium, 239 (fig.), 241 (fig.), 



24^. 2.55- 



Scolopendrium vulgare, leaf and 

 sorus of, 291 (fig.), 296 (fig.). 



Scotch Fir (Pinus sylvestris), arche- 

 gonia of, 348, 349 (fig.) ; em- 

 bryology of, 350, 351 (fig,) ; 

 female cones of, 345 (fig.), 346, 

 347 (fig-) ; fertilisation of, 

 350 ; habit of, 334, 335 ; leaf- 



structure of, 152, 166, 342-4 

 (figs.) ; male cones of, 344, 

 34,5 (fig.). 347 (fig.) ; ovules of, 

 348. 349 (fig.) ; pollen of, 

 345, 347 (fig). 351 (fig.) ; 

 pollination of, 348, 350 ; seeds 

 of, 351, 33- ; seedlings of, 



337. 338 (fig.) ; stem-structure 

 of. 338-41 (figs.) ; wood of, 

 37 (fig.). 340, 341 (fig). 



Scrophulariacea;, 60, 367. 



Scutellum (of Grasses), epidermis 

 of, 150. 



Sea Elite (Siiada- maritima). i65 ; 

 — Buckthorn [Hippophiz rham- 

 iioides), 103 (fig.) ; — Grass 

 (Zostera). 172, 361 ; — Holly 

 [Ervngliiin maritimum) , 93, 113 

 (fig') ; — Lettuce (Ulva), 198, 

 215 (fig,) ; — Purslane {Arenaria 

 peploides), 94. 



Seasoning of timber, 128, 129. 



Seawater, artificial, 402 ; equivalent 

 osmotic pressures of, 403 ; use 

 of, in determining osmotic pres- 

 sure, II, 15 ; in plasmolysis, 

 8, 15. 



Seaweeds, 38, 180, 195, 198-205 

 (figs.), 211 ; ash of, 15. 



Secondary bundles, 133 (fig.), 134. 



Secondary medullary rays of. Coni- 

 fers, 340, 341 (fig.) ; Dicoty- 

 ledons, 119 (fig.), 120, 122-4 

 (fig.), 128 (fig.), 130 ; roots, 132. 



Secondary phloem of. Conifers, 

 339. 341 (fig.) ; roots, 131, 

 132; stems, 118, 119 (fig.), 

 120, 121 (fig,), 130. 



Secondary thickening, 117-26 

 (figs.), 130-43 (figs,) ; anoma- 

 lous — , 132-4 (fig,) ; effects of, 

 iig, 120, 135, 137; of Cheno- 

 podiacea3, 133 ; of Conifers, 



338. 339 (fig.) ; of Cycads, ^li ; 

 of Dicotyledonous stems, 117- 

 26 (figs,) ; of DraciBna, 133 

 (fig.), 134 ; of fossil Pterido- 

 pliyta, 312, 315 ; of leaf, 112 ; 

 of 'Lyginopteris. 328, 330 (fig.) ; 

 of JVIonocotyledons, 133 (fig.), 

 134 ; of roots, 131 (fig.), 132. 



Secondary wood of. Conifers, 127, 

 339-41 (figs.) ; Cycads, 323 ; 

 Lyginopteris. 328, 330 (fig,) ; 

 root, 131, 132; stem, 118, 

 119-26 (figs.). 



Secretion, 38, 144-57 ; in glan- 

 dular hairs, 104-6; of 



