GLOSSAHIAL INDEX. 



The numbers following the titles refer to pages. An italicized page-number 

 indicates that the term which it follows is defined on the page to which it refers. 



Absolute alcohol (C^HoO), use of, 

 as a medium, 5, 9. 



Absorption, chemical, by soils, 243; de- 

 pendence of rate of, upon temperature, 

 279; of ammonia by leaves, 332, 341; 

 of aqueous vapor by leaves, 283 ; of 

 carbonic acid b}' plants, 299; of gases 

 by water, 300 n. ; of liquids through 

 roots, 230; of moisture by soils, 239; 

 of oxygen during germination, 465; 

 of saline matters from soils by roots, 

 244; of water by seeds, 463; of water 

 during germination, 466; of water 

 previous to metastasis, 267 ; relation 

 of transpiration to, 279; through the 

 cut end of a stem, 263. 



Absorption-bands, 292, 293. 



Acetic acid (HC2H3O2), as a reagent, 

 9, 54; as a mounting-medium with 

 glj'cerin, 21. 



Achromatin {<h without; xP"f"», color), 

 375. 



Acid azo-rubin, 19. 



Acid nitrate of mercury (Hg[N03]2), 13. 



Actinic rays of the spectrum. See Chem- 

 ical Rays. 



Active protein matters of plants, 44. 



Adaptation of plants to dry climates, 

 280. 



Adenophore (^i^w, a gland; 'i>optui, I 

 bear), 451. 



^sculiu (CsiHj^Oia), 302. 



jEthalium septicum, composition of pro- 

 toplasm of, 197; locomotion of, 397; 

 preparation of Plasmodium of, for ex- 

 amination, 196. 



Agamogenesis (a, without; yaiJ.o^t mar- 

 riage; yereo-is, origin), 426. 



Age of trees, 140. 



Aggregation, 340, 343, 421, n. 



Air, composition of, 303; contained in a 

 plant, 100 ; contained in fresh woods, 

 261; removal of, from specimens, 9. 



Air-passages, 100. 



Air-plants. See Epiphytes. 



Albumen of the seed, 181. 



Albumin, diffusion of, 223; of plants, 363. 



Albuminoids, 325, n. ; formation of, in 

 tlie plant, 335 ; tests for, 28 ; transfer 

 of, 356. 



AlburnLim. See Sap-Wood. 



Alcohol (CjHoO), action of, upon cer- 

 tain parasites aud saprophytes, 294; 

 action of, upon chlorophyll, 41, 290^ 

 use of, as a medium, 5; use of, as a 

 preserving and hardening agent, 9 ; 

 use of, in prepar.ition of specimens for 

 mounting, 23; use of, in removing air 

 from spt-cimens, 9. 



Aldrovanda, 344. 



Aleurone grains (a\evpov, wheaten flour), 

 47. See also Protein Granules. 



Algae, absorption by, 230; growth of 

 certain, at low temperatures, 385; in 

 hot springs, 205. 



Alkaloids, 327, 365; cannot be utilized 

 by plants, 335; effect of, upon plants, 

 365, 476. 



Alkanna (alkanet root), 18, 363, n. 



Alum (K2Al2[S02]4 -I- 24 H2O or [NH,], 

 Al20e[SOj4-|-24H20), 10. 



Aluminium, occurrence of, in plants, 256. 



Amides, occurrence of, in grasses, 336. 



Amidoplasts (ajauAov, starch; irXda-a-oi, I 

 form), name proposed by Errera for 

 leucoplastids. 



Ammonia (NH^OH), absorption of, by 

 leaves, 332, 341; absorption of, by 

 soils, 243; formation of, in putrefac- 

 tion, 333. 



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