432 



INDEX OF SUBJECTS 



Quarantine, 79. 



Regeneration, 210. 



Reproduction, 279, 334, 373ff., 385ff., 



409. 

 Resins, 187. 



Respiration, 193, 290ff., 306ff. 

 Rigor, 343. 



Root pressure, 244, 264. 

 Roots, 237, 278, 300, 323, 348ff., 368. 

 Rotation, 357. 

 Rotation of crops, 114. 

 Rotatory power, 132. 



Salts, 39ff., lOOff., 118ff., 123, 200, 



301, 337. 

 Sanitation, 79, 115. 

 Saponification, 150. 

 Saprophytes, 65ff., 75. 

 Secretion, 180, 212, 244. 

 Seed, 278, 292, 388ff. 

 Senescence, 400ff. 

 Sensitive plant, 351ff. 

 Serum therapy, 80. 

 Sexuality, 377ff. 

 Shock movements, 366. 

 Silicon, 108. 

 Smelter smoke, 338. 

 Sodium, 108, 118ff., 128. 

 Soil, 96, 111, 113, 123, 251ff. 

 Sols, 17. 



Spermatophytes, 64, 68. 

 Sporophytes, 68, 377. 

 Spraying, 79, 338. 

 Starch, 139, 280. 

 Statoliths, 349. 

 Stems, 278, 323, 359. 

 Sterols, 157. 



Stimuli, 109, 210, 302, 326, 342ff. 

 Stomata, 253ff. 

 Storage, 145, 277ff. 

 Streaming, 358. 

 Sucrose, 137. 

 Sugars, 57ff., 61ft\, 131ff. 

 Sulphur, 105. 

 Sulphur bacteria, 82, 84. 

 Suspensoids, 15. 

 Symbiosis, 65ff., 76. 

 Systematic botany, 6. 



Tannins, 187ff. 



Taxies, 360ff. 



Temperature, 37, 40, 199, 251, 297, 



329ff., 365, 370. 

 Tendrils, 350, 371, 389. 

 Tetanus, 343. 

 Tetrasaccharides, 137. 

 Thallophytes, 64, 68, 403. 

 Tissue culture, 403. 

 Toxicity, 118. 

 Toxins, 114, 300, 404. 

 Translocation, 104, 277ff. 

 Transpiration, 142, 245ff., 337. 

 Trehalose, 137. 

 Trisaccharides, 137. 

 Tropisms, 347, 367ff. 

 Tropophytes, 336. 

 Turgor, 190, 236, 325, 364ff. 

 Twiners, 350, 371. 



Ultra-violet light, 61, 200, 215. 



Vaccination, 80. 

 Vacuoles, 14. 

 Vegetativeness, 385ff. 

 Viability, 393ff. 

 Vital equilibrium, 415. 

 Vitalism, 408ff. 

 Vitamins, 212ff. 



Water, 28, 38, 242ff., 259ff., 294, 301. 



336ff., 370, 389, 391. 

 Water requirement, 247. 

 Waxes, 156ff. 

 Weber's law, 346. 

 Wilting coefficient, 252. 

 Woody plants, 279. 

 Wounds, 302, 338, 371. 



Xanthophyll, 51. 



Xenia, 210. 



Xerophotic movements, 365. 



Xerophytes, 256, 336. 



Xylose, 134. 



Yeasts, 75, 198, 310ff. 



Zinc, 108. 

 Zymase, 312. 

 Zymogens, 205, 273. 



