INDEX. 



ABBE'S illuminating apparatus. See 



condenser. 

 Abies. See Picea. 

 Abietinese, 371. 

 Absciss layer, 95, 201. 

 Abutilon, cork in, 182. 

 Acacia, compound pollen of, 391. 

 bastard. See Robinia. 

 Accessory cells (to stomata), 85. 

 Accumbent (of cotyledons), 410. 

 Acer (Maple), autumnal coloration of, 



58. 

 Acetic acid, use of, 34, 63, 64, 210, 216, 



250, 270, 404. See also Appendix 



III. 

 -- 1 per cent., 250. 



- 2 per cent., 63, 64, 216, 404. 



- 5 per cent., 272, 274. 



-- and gentiana violet. See gen- 



tiana violet. 

 -- and methyl-green. See methyl- 



green. 

 -- as reagent for calcium salts, 63, 



64. 



Achene, 413. 

 Aconitum Napellus, structure of ovule, 



398 (fig. 145). 

 Acor-us Calamus, structure of root, 165 



(fig. 66). 

 Adonis autumnalis, Adonis cestivalis, 



red chromatophores of flower, 57. 

 Adventitious shoots, 246. 

 Aecidiomycetes. See Pitccinia. 

 jEcidium Berberidis. See Puccinia 



graminis. 



jEcidium-cups, 330. 

 Aerating chamber. See ventilating 



chamber. 

 ^Esculin, 202. 

 jEsculus Hippocastanum, fall of leaves, 



201; glandular hairs of, 98 (fig. 



38) ; pollen development, 444. 

 Agapanthus umbellatus, development 



of pollen in, 385 ; of pollen-tubes, 



393. 

 Agar-agar, use of, 283, 292. See also 



Appendix III. 

 Agaricus campestris, structure of, 238 



(fig. 94); reproduction, 336 (fig. 

 120. 



Agave, epidermis and stomata, 86. 

 Ailanthus glandulosa, leaf-fall in, 203. 

 Air, removal from tissues, 55, 63. See 

 also air-pump. 



bubbles, to recognise under the 



microscope, 15 ; to remove, 31, 

 404. 



chambers of Marchantia, 234. 



passages, of stem, 171. 



pores of Marcfiantia, 236 (fig. 93). 



See also stomata. 



pump, use of, 56. 

 Albumen, 379. 



crystals. See protein crystals. 

 Albuminous bodies, reactions for, 29, 



34. 

 degrees of solubility, 35. 



Alburnum, 77. 



Alcanna tincture, use of, 34, 88, 144, 

 186. See also Appendix III. 



Alcohol, absolute, use of, 34, 46, 69, 

 270, 302, 312, 400. See also Ap- 

 pendix III. 



- 50 per cent., 69, 193, 239, 242, 270, 



302, 324, 401. 



- 82 per cent., use of, 400. 



to rectify transparencv, 210. 



acidulated, 249, 273. 



picric, use of, 245. 



glycerine, for softening tissues, 75, 



114, 139, 155, 162, 241. 



Alcoholic fermentation, 288, 317. 



Alder. See Alnus glutinosa. 



Aleurone grains, reactions of, 28. 



of Capsella bursa-pastoris, 410 



(fig. 149) ; Lupinus, 32 ; Pis-urn 

 sativum, 28 (fig. 11) ; Ricinus com- 

 munis, 33 (fig. 13) ; Triticum 

 vulgare, 30 (fig. 12), 419 (fig. 151). 



Algse, as constituents of Lichens, 239. 



colonial, 264. 



fresh-water, cultivation of, 251. 



reproduction of, 290; Spirogyra, 



291 ; Cladoplwra, 293 ; Vaiicheria, 

 295 ; Fucus, 298 ; Chara, 305. 



structure of ; Fiicus vesiculosus, 240; 



Cladophora, 246 ; Spirogyra, 251 ; 

 Diatomacese,255 ; Protococcus, 259 

 Hcematococcus, 260 ; Anab&na, 261 

 Oscillaria, 262 ; Gleocapsa, 263. ' 



32 



