410 



INDEX 



Soap, detergent action, 14 ; manu- 

 facture, 5. 



— nuts, 184 ; solution, as a colloid, 14. 



— wort, 184. 



Soil as a colloid, 297. 



— and a tannin formation, 196. 

 Soja bean oil, 20. 



Soja hispanica, 122. 



— hispida, 132. 

 Solanaceae, 266, 267. 

 Solanin, 185. 

 Solatium dulcamara, 1S5. 



— nigrum, 185. 



— tuberosum, 340, see also Potato. 

 Solid spirit, 143. 



Soluble starch, 102, 107. 

 Sorbic acid, 338. 

 Sorbitol, 386. 

 Sorbose, 53, 65. 

 Sorghum, 177, 178, 183. 



— saccharatum, 68. 



— vulgare, 182. 



Soxhlet's method of extraction, 24. 

 Sparganium, 115. 

 Sparteine, 270. 

 Spermaceti, i, 43. 

 Sphasrocrystals, 118. 

 Spinach, 295. 

 Spinachia oleracea, 340. 

 Spircea Ulmaria, 190. 

 Spirogyra, 157, 194, 195, 198, 220, 

 221. 



— crassa, 280. 

 Stachydrine, 267. 

 Stacbyose, 53 ; occurrence, 76. 

 Stachys silvatica, 235. 



— tuberifera, 76, 267. 



Starch, 115; estimation, 105; occur- 

 rence, 97 ; preparation, 98 ; pro- 

 perties, 99 ; reactions, 104 ; trans- 

 formation into oil, 2. 



— grains, chemical nature, 99 ; growth, 



loi ; physical nature, loi. 

 Stearic acid, 7, 12. 

 Sterculia scaphigera, 127. 

 Stigmasterol, 69. 



Stinging nettle, 238, 235, 240, 242. 

 Stratiotes, 115. 

 Straw, 132, 136. 

 Strawberry, 68. 

 Strelitzia, chloroplasts, 2. 

 Strobilanthes, 191. 

 Strychnine, 268, 271. 

 Strychnos Igiiatii, 268. 



— nux vomica, 268, 271, 281. 



— toxifera, 268. 



Suberin, 139 ; microchemistry, 145. 

 Sucrose, occurrence, 68 ; yield of, from 



beet, 69. 

 Sugar, formation, 164. 



— and anthocyan, 254. 

 Sumach, 195, 205, 210, 212. 



Sunflower, 37, 334, 336, see also Heli- 

 anthus. 



— oil, 20. 

 Suspensoids, 292. 

 Synanthrin, 97. 

 Synthease, 381. 

 Syringa vulgaris, 386. 



Tamarjx, 196. 



Tannase, 215. 



Tannic acid, 195. 



Tannin, 193 ; biological significance, 

 223 ; distribution in plant, 218, 

 219; economic use, 195; forma- 

 tion in plant, 218, 222 ; occur- 

 rence, 194 ; microchemistry, 197 ; 

 physiology, 217 ; variation in 

 amount, 196. 



— and anthocyanin, 254. 



— cork formation, 220. 



Tannins, 193 ; chemistry, 200 ; classifica- 

 tion, 209 : general properties, 193. 



— as glucosides, 208. 

 Taraxacum, 121. 

 Tartary soap, 184. 

 Taxicatin, 175. 

 Taxiis, 175, 236. 



Tea, 205, 210, 212, 243, 278, 279, 280. 

 Terminalia Chebula, 194, 207. 

 Thea sinensis, 246, 385. 

 Thebaine, 269. 

 Theobroma, fat, 2. 



— cacao, 128, 278. 

 Theobromine, 277, 278, 281. 

 Thorn apple, 281. 

 Thrombin, 349, 356. 

 Thrombogen, 356. 

 Thrombokinase, 356. 

 Thymelaeaceae, 183. 

 Tobacco, 273. 



Tomato, 241. 



Toxic agents and enzyme action, 357. 



Tragacanthan-xylan-bassoric acid, 126. 



Tragacanthose, 126. 



Tradescantia virgiyiica, 98. 



Translocation of fats, 42. 



Transpiration, 128, 257. 



Trehalose, 53, 73. 



Trianea, 194. 



Trifolianol, 386. 



Trifolium pratense, 279. 



— re pens, 279. 

 Trigonellin, 266. 

 Trigonelltim fcenum, 266. 

 Trimethylamine, 49, 263, 273. 

 Triolein, 7. 

 Trioxymethylene, 150. 

 Trisaccharides, 53, 74-76. 

 Trisetum, 120. 

 Tristearin, 6. 



Triticin, 97, 120. 

 Triticum repens, 120. 



