514 



INDEX. 



thalictr aides, 302 ; Chara, 305 ; 

 Cladophora glomerata, 293 ; Dia- 

 toms, 257 ; Equisetum, 363 ; Ferns, 

 354 ; Fucus, 298 ; Funaria hygro- 

 metrica, 347, 353 ; Fungi, 311 et 

 seq. ; Gleocapsa, 264 ; Gymno- 

 sperms, 367 ; Lichens, 336 ; Liver- 

 worts, 339 ; Marchantia poly- 

 morpha, 339 ; Mnium hornum, 

 345, 347 ; Morchella esculenta, 

 326 ; Mosses, 345 ; Mucor Mucedo, 

 311 ; Penicillium crustaceum, 323 ; 

 Phytophthora infestans, 318 ; Picea 

 vulgaris, 372 (figs. 136-8) ; Pinus 

 sylvestris, 367 (figs. 134-5) ; Poly- 

 podium vulgare, 357 ; Polytrichum 

 juniperinum, 346 ; Protococcus, 

 259 ; Pteridophyta, 354 ; Puccinia 

 graminis, 330 ; Pythium, 321 ; 

 Russula rubra, 333 ; Scolopen- 

 drium vulgare, 354 ; Selaginella, 

 365 ; Spirogyra, 291 ; Vaucheria 

 sessilis, 295 ; yeast, 288. 

 Reproductive-cell, passage into oos- 

 phere in Picea, 374. 



homology with spermatozoid, 376. 

 Resin, 144. 



canals, 143 (fig. 53), 152 (fig. 57*). 



reactions of, 144. 



Respiratory chamber. See ventil ating 



chamber. 

 Resting spore. See spore. 



spores of bacteria, 269. 

 Rhamnus Frangula, inter-protoplas- 

 mic union in, 457. 



Rhizines, of Anaptychia ciliaris, 240. 

 Rhizoids, 229, 233 et seq., 245, 340, 358. 

 - pegged, 235. 



Rhizome, structure of, in Pteris, 174. 

 Rhododendron, compound pollen of, 



391. 



Rib, use of term, 198. 

 Ribes rubrum, phelloderm, 187. 

 Ricinus communis, aleurone-grains in, 



33 (fig. 13) ; substitute for Aristo- 



lochia, 136 ; type of albuminous 



seed, 417. 



Rings, annual, 153. 

 Robinia Pseud-Acacia, tracheal plugs 



in, 163 (fig. 64) ; leaf-fall in, 203. 

 Root and stem, corelation of, 227. 

 adventitious, 163 ; branching of, 



224. 



growing apex of. See growing 



apex. 



increase in thickness, 169, 171. 



structure of, in Acorus Calamus, 



165 (fig. 66); Allium Cepa, 163 

 (fig. 65) ; Iris florentina, 166 (fig. 

 67) ; Ranunculus repens, 168 ; 

 Taxus baccata, 168 (fig. 68) ; of 

 Pteridophyta, 181. 



Root, structure of embryonic, in 

 Alisma, 345 ; Capsella, 410 ; Picea, 

 378 ; wheat, 420. 



Root-cap, of Gymnosperms, 222 (fig. 

 88), 379 (fig. 139) ; of Hordeum 

 vulgare, 220 (fig. 87) ; of Lemna, 

 219; of Pteris cretica, 226 (fig. 

 89) ; of Thuja, 222 (fig. 88). 



hairs, 47, 90, 163, 223. 

 - tip, 219. 



Rosa semperflorens t structure of 

 prickles, 94. 



Rosacese, mucilages of, 429. 



Rosaniline violet, Hanstein's, use of, 

 53, 55, 98. See also Appendix III. 



Rose, coloured cell-sap in fruit, 55. 



Ross & Co.'s microscopes, xxi. 



Rotation. See protoplasmic move- 

 ments. 



Royal fern. See Osmunda regalis. 



Rue. See Ruta graveolens. 



Russula rubra, 333 (fig. 119). 



Rust-fungus. See Puccinia. 



Ruta graveolens, structure of leaf, 189 

 et seq. (figs. 75, 76) ; of petiole, 

 193. 



Rye. See Secale. 



Saccharomyces cerevisia, 288 (fig. 106). 

 Saccharum officinarum, wax layer, 99 



(fig. 39). 

 Safranin, watery, use of, 46, 111, 112, 



113, 177, 210, 312, 381. 



alcoholic, use of, 302. See also 



Appendix III. 



gentian-violet orange, 453. 



Salep (cellulose mucilage of orchids), 



429. 

 Salisburia adiantifolia. See Ginkgo 



biloba. 



Salix, epidermal cork in, 187. 

 Salt (table). See sodium chloride. 

 Saltpetre. See potassium nitrate. 

 Sambucus nigra, cork and phelloderm, 



182 (fig. 73); lenticels, 184 (fig. 



74). 



Sarcina, 267. 

 Saxifraga crustata, lime incrustations 



on, 64. 

 Scalariform vessels (or tracheides), in 



Allium, 163 (fig. 65) ; Pteris, 175 



(fig. 69) ; in Lycopodium, 111, 178. 

 Scale leaves of Pinus, 368. 

 Scales of Marchantia, 234 ; Shepherdia, 



93 (fig. 35). See also hairs. 

 Scalpel, xxx, 449 (fig. 158). 

 Schizocarp, 411. 

 Schizogenous intercellular spaces, 102, 



143. See also intercellular spaces. 

 Schizomycetes, 265. See Bacteria. 

 Schizophyta, 262. 

 Schizostele, 173, 194. 



