INDEX 



451 



(fig.) ; Fungi, 235 (fig.), 236 

 237 (fig.), 238, 240 (fig.) 

 Lycopodiitm, 315, 316 (fig.) 

 Lvginopteris, 328, 330-33 

 (figs.) ; Selaginella, 317 (fig.), 

 318 (fig.), 319 ; Slime-Fungi, 

 251. 



Spore-mother cells, 282, 390. 



Spore-mother cells of, Angiosperms, 

 361, 365 ; Conifers, 345, 348 ; 

 Ferns, 297, 305, 307, 308 ; 

 Liverworts, 282 ; Mosses, 284, 

 285 (fig.) ; Selaginella, 319. 



Spores of, Algje, 206 (fig.), 213, 

 215-20 (figs.), 228; Bacteria, 

 262, 263, 267 (fig.) ; Conifers, 

 345, 348 ; Cycads, 326, 327 ; 

 Equisetmn, 313 (fig.) ; Ferns, 

 299 (fig.), 300, 305, 306, 307 

 (fig), 308 ; Fungi, 237 (fig.), 

 238, 240 (fig.), 245, 246 (fig.), 

 248, 249 (fig.), 253; Lycopo- 

 dium, 316 (fig.) ; Mosses, 286, 

 287 (fig.) ; Selaginella, 318 



(fig-), 319. ■ 

 Sporogonium, 281 ; of Liverworts 



270 (fig.), 271 (fig.), 282-4 (fig.); 



of Mosses, 274 (fig.), 275 



(fig.), 284-7 (fig.). 

 Sporophylls of, Angiosperms, 354, 



356, 359 ; Conifers, 344-7 



(figs.) ; Cycads, 323-5 (figs.) ; 



Equisetmn, 312, 313 (fig.) ; 



Ferns, 308 (fig.) ; Lycopodium, 



315, 316 (fig.) ; Selaginella, 317 



(fig.), 318 (fig.). 

 Sporophyte, 288, 289, 303, 321. 

 Sports, 382. 

 Spraying, 254. 



Spread of species, 392 (fig.). 

 Spring-wood, of Conifers, 340, 341 



(fig.) ; of Dicotyledons, 119 



(fig.), 123 (fig,), 125. 

 Spruce Fir {Picea excelsa), 63, 129, 



350, 391 ; habit of, 334, 335 



(fig.) ; leaf of, 343. 

 Spurge (Euphorbia), laticiferous 



cells of, 153, 154 (fig.), 155 ; 



leaf of, no. 

 Spurge-family (Euphorbiaces), 153, 



157, 

 Stability of herbaceous plants. 9, 87. 

 Stag's Horn Fungus (Xylaria), 



239 (fig.), 242. 

 Staining of sections, 404. 

 Stains, 405 ; for cellulose, 32 ; for 



lignified walls, 32 ; for sieve 



plates, 82 ; for starch 43. 



Stalk-cell (of Conifers), 351 (fig.). 

 Stamen, of An,^iosperms, 354, 355, 

 359-63 (figs.) ; of Conifers, 345, 



347 (fig-)- 

 Staphyloeoccus, 262 ; S. aureus, 263 



(fig-)- 

 Starch, 13, 40-44 ; economic im- 

 portance of, 43, 53 ; hydroly- 

 sis of, 46, 53 ; reactions of, 8, 



41- 



Starch-grains, 40-43 (figs.), 66 (fig.), 

 67 (fig.), 96 ; and pyrenoids, 7 

 (fig.), 8, 181, 207 ; centric,. 42 

 (fig.) ; compound, 42 (fig.), 

 43 ; development of, 41, 42 

 (fig.), 43 ; excentric, 41, 42 

 (fig.) ; in secondary wood, 

 124 ; stains for, 43 ; transi- 

 tory, 6 (fig.), 40, 41, 42 (fig.) ; 

 under polarised li.ght, 43. 



Starch-grains of. Cereals. 43 ; Legu- 

 minosse, 42 (fig.) ; Oat (Aveiia), 

 43 ; Pellionia, 41, 42 (fig.) ; 

 Potato (Solanitm), 41, 42 (fig.), 

 43 ; Rice (Oryza), 42 (fig.),- 43 ; 

 root-cap, 74 ; Spurge (EnpJior- 

 bia), 154, 155 ; starch-sheath 

 77, 80 (fig.). 



Starch-sheath, 78, 79, 80 (fig.), 118. 



(fig-)- 



Starch-solution, 43, 46. 



Starwort, Water (CalUtriche), ana- 

 tomy of, 175-7 (figs.). 



Staurastrum, 209 (fig.). 



Stele of, Angiosperms, 78, 84 ; 

 Ferns, 290 (fig.), 292-5 (figs.) ; 

 Lycopodiales, 315, 317. 



SieUaria, 363. 



Stellate hairs, 102 (fig.), 103. 



Stem, anatomy of unthickened, 

 76 - 88 (figs.) ; anomalous 

 secondary thickening of, 132, 

 133 (fig.) ; assimilatory — , 162 

 (fig.), 167, 178, 310; connection 

 with leaf, 114 (fig.), 294 (fig.), 

 295 ; cork-formation in, 135- 

 42 (figs.) ; epidermis of, 76, 

 93 ; growing point of, 16, 18 

 (fig.), 19 (fig.) ; lateral branch- 

 ing of, 72 ; relation of structure 

 and function, 87, 88 ; second- 

 ary thickening of, 117-27 

 (figs.) ; succulent, 167 ; transi- 

 tion from root to, 89 (fig.). 



Stem of, Calamites, 310, 311 ; 

 Conifers, 334, 335 ; Cycads, 

 322, 323 ; Eqtiisehim, 310, 31: 

 (fig.) ; Ferns, 289, 290 (fig.) ; 



