412 



INDEX 



Adoxa moschatellina, epidermis, 95, 



96 (fig.)- 

 Adsorption, 56. 

 Advantage of, heterospory, 321 ; 



oogamy, 223 ; seed-habit, 332, 



333- 



Adventitious roots of, Ferns, 290, 

 303 ; Horsetails (Equisetum), 

 311 ; Lycopodium, 315 ; Ly- 

 ginopteris, 328 ; Selaginella, 



317. 



/Ecidiospores, 247. 

 ^cidium, 246 (fig.), 247. 

 JEgopodium podagraria, petiole, 



113 (fig.). 



Aerating system, 26, 88, 96, 107, 

 108 (fig.), 109 (fig.), no, 139, 

 170 ; of aquatics, 175, 176, 

 177 ; of Lichens, 259 ; of 

 marsh-plants, 174, 175 (fig.), 

 178 ; of Moss-sporogonium, 

 284 ; of secondary wood, 124. 



Aerenchyma, 174, 175 (fig.). 



Aerial roots, structure of, 73, 74, 



75 (fig-). 



Aerobic Bacteria, 263, 266. 

 Msculus, 52, 59 (fig.) ; hairs of, 



1 02 ; stem-structure of, 120, 



121 (fig.), 123 (fig.), 127. 

 Affinity between species, genera, 



etc., 393. 



African rubber (Landolphid) , 157. 

 Agar-agar, source of, 204 ; use of, 



264. 

 Agaricus, 245 ; A . campestris, 248, 



249 (fig-)- 

 Age and geographical distribution, 



393- 



Agrostemma, no, 370. 

 Air-bladders (of Algae), 201 (fig.), 



204 (fig.). 

 Air-bubbles, appearance of, under 



microscope, 400. 

 Air-canals of, aquatics, 174 (fig.), 



175, 176 ; bog- plants, 178 ; 



Horsetails (Equisetum), 311. 

 Air-spaces. See Intercellular spaces. 

 Albumen, n, 231. 

 Albuminoid cells (of Conifers), 341 



(fig.), 344 (ng.). 



Albuminous seeds, 150, 351, 371. 



Alchemilla, 372. 



Alcohol, and protoplasmic move- 

 ment, 4 ; use of, in determining 

 width of stomatal aperture, 

 99, loo. 



Alcoholic fermentation, 53, 255, 

 256, 257. 



Alder (Alnus), 60 ; cut-leaved, 

 382 ; root-nodules of, 268 ; 

 vessels of, 28, 35 (fig.). 



Aleurone grains, 51 (fig.). 



Aleurone layer (of Grasses), 52 (fig.) 



Algae, 7, 13, 39, 181-229 (figs.), 231, 

 236, 355 ; of Lichens, 257, 

 259, 260 (fig.). 



Algae, chloroplasts of, 181, 207-10 

 (figs.) ; classification of, 198, 

 199, 406 ; economic importance 

 of, - 203, 204 ; sexual repro- 

 duction of, 184-6 (fig.), 213, 

 214 (fig.), 220-28 (figs.) ; struc- 

 ture of, 180-207 (figs). ; vege- 

 tative reproduction of, 212, 

 216 ; zoospores of, 212-14 

 (figs.), 216-19 (figs.). 



A lisma plantago, 100, 146; fruit of , 



37 1 (fig-)- 

 Alkaloids, 60, 61, 62, 64, 155, 255 ; 



reactions of, 61. 

 Allelomorphs, 384, 385, 390. 

 Allium cepa, 97 (fig.), 359 (fig.). 

 Almond, Bitter (Prunus amygdalus), 



48. 



Alnus, 28, 35 (fig.), 60, 268. 

 Alpine plants, 63, 170, 379 (fig.), 



394- 

 Alternation of generations, 288, 



304, 305, 373- 



Althfsa, epidermis of, 95 ; pollen of, 

 362 (fig.). 



Amanita muscaria, 255 ; A. phal- 

 loides, 255. 



Amanitopsis vaginata, Plate II. 



Amides, 50. 



Amino-acids, 52, 53. 



Amitosis, 21. 



Ammonia, conversion to nitrates, 

 266. 



Ammoniated copper oxide, 401 ; 

 and callose, 82 ; and cellulose, 

 32 ; and cork, 137 ; and 

 cuticle, 92 ; and lignified walls, 

 32. 



Amygdalin, 48. 



Anabcena, 206 (fig.). 



Anaerobic Bacteria, 263, 267 ; 

 respiration, 257. 



Anaesthetics, 61 ; and motile lower 

 organisms, 183 ; and proto- 

 plasmic movement, 4. 



Anatomy, and habitat, 158-79 ; 

 of Alpine plants, 170 ; of 

 Angiosperms, 65-143 (figs.) ; 

 of Araucaria, 340 ; of bog- 

 plants, 178; of Coniferales, 



