INDEX. 



519 



Ventilating chamber, 83, 190. 



cells, 198. 

 Ventral, 233. 



canal-cell. See canal-cell. 



suture. See suture. 

 Verbascum nigrum, cell-sap in petals, 



55, 58, 92 ; hairs of corolla and 

 stamens, 92 ; vascular bundle- 

 ends in petals, 199. 



tliapsiforme, hairs on leaves, 93. 

 Veronica serpyllifolia, pollen-tube in. 



408. 



Vesicle, of Fucus. See bladder. 

 Vessels, of Beta, 63; origin of, 63. 



See also vascular bundle. 



annular, 102, 109 ; reticulate, 63 ; 



spiral, 103, 109 ; origin of, 110. 



Vesuvin, use of, 210, 270, 278. 



Vice, watchmakers'. See hand vice. 



Vinca major and F. minor, coloured 

 sap in flower, 56 ; sclerenchyma 

 fibres in stem, 72. 



Viola tricolor - grandiflora, hairs on 

 petals, 92 (fig. 34) ; stipular 

 glands, 98 (fig. 37) ; pollen-tubes, 

 392. 



Virginian creeper. See Ampelopsis. 



Viscum album, intercellular connec- 

 tions in, 458. 



Vitellin, 29. 



Volvocineae, 260. 



WALLFLOWER. See Clieiranthus 



Cheiri. 



Walnut. See Juglans regia. 

 Warm chamber. See oven. 

 Washing, after fixing, 248, 444. 

 Watch-glasses, xxxi and footnote. 

 Water, conduction of, 198 ; storage, 



198. 



pores, of Tropceolum majus, 88 



(fig. 32) ; of Fuchsia, 89. 



reservoir, the epidermis as a, 83, 



86. 



stomata. See water-pores. 

 Watson's microscopes, xxii. 



Wax, use of, to close preparations, 

 442 ; relations with alcohol, 100. 



Wax drops, for the protection of ob- 

 jects, 442. 



- layer in Echeveria globosa, 99 ; 



Eucalyptus globulus, 99 ; Iris 

 florentina, 80; Pr units domestica, 

 423; Pyrus malus, 425; Sacc- 

 harum officinarum, 100 (fig. 39). 



reactions of, 100. 

 Wendungszelle, 309. 



Wheat, Rust of. See Puccinia. 



See Triticutn. 

 Willow. See Salix. 



Wood, separation of elements by 

 maceration, 159 (fig. 63). 



- parenchyma, 104. 



structure of. See vascular bundle. 



to cut sections of, 74. 



(xylem), 104. See also vascular 



bundles. 



Wound-mucilage, 202. 

 Wounds, closing of (wound-cork), 187. 



XANTHOPROTEID reaction, 490 

 Xylem (wood), 104. See also vascular 



bundles. 

 Xylol, use of, 37, 272. 



YEARLY rings, 140 (fig. 53). 



Yeast.. See SaccJiaromyces, also Mucor- 



yeast. 



Yew. See Taxus baccata. 

 Yucca, pistil of, 396. 



Zamia, spermatozoids in, 376. 



Zea mais, structure of vascular 

 bundles, 101 (figs. 40, 41). 



Zeiss's microscopes, xxii ; for dissect- 

 ing, 206 (figs. 80, 81). 



Ziehl's carbolic fuchsin. 273. 



Zinc chloride. See mordants. 



frames. See drying frames. 

 Zooglcea, 267, 268, 277, 281. 

 Zoogonidia. See swarm-spores. 

 Zoospores. See swarm-spores. 

 Zygnema, 293. 



Zygote (Zygospore), of Spirogyra, 292 ; 

 of Vaucheria, 298 ; of Fucus, 303 ; 

 of Chara, 310 ; of Mucor, 315. 



THE ABBRDBEN UNIVERSITY PRESS LIMITED. 



