412 



INDEX 



Rhus cotinus, 244. 



semialata, 210. 



succedanea, 352. 

 Ribes, 173. 



Rice, 333. 



oil, 20. 

 Ricin, 4, 274. 

 Ricinoleic acid, 8. 



Ricinus comtnunis, 2, 4, 37, 38, 39, 40, 

 45, 51, 274, 300, 310, 311, 369; 

 germination, 38, 40, 42, 50 ; separa- 

 tion of oil, 4. 



Robinia pseudacacia, 194, 217. 



Root, secretion of oxidase, 400. 



Rosaceae, 173, 181, 263, 398. 

 Rosa gallica, 247. 



Resales, 173. 



Rubiaceae, 263, 266. 



Rubia tinctoria, 192. 



Rutnex hymenosepalus, 194. 



Russula, 361, 393. 



Rutaceas, 181. 



Rye, 138, 333. 



oil, 21. 



Saccharomyces, 128, 378, 385, see also 

 Yeast. 



Cerevisecz, 127, 128 ; amount of 



glycogen, 127. 

 Saccharose, v. Cane Sugar. 

 Saccharum officiiiale, 81. 

 Salep mucilage, 80, 137, 144, 157. 

 Salicase, 171, 

 Salicin, 171, 172, 187; decomposition, 



168, 169, 170, 188; preparation, 



188. 



Salicornia ramosissima, 251. 

 Salicylic aldehyde, 188. 

 Saligenase, 189. 

 Saligenin, 169, 171, 188, 189. 

 Salix, 172. 



viminalis, 187. 

 Salvia, 144. 

 Sambucus, 171, 174, 233. 



nigra, 173, 180. 

 Sambunigrin, 169. 

 Sapindaceae, 173. 

 Sapindus, 182. 

 Sapogenin, 184. 

 Saponaria, 182. 



alba, 182. 



officinalis, 123. 



rubra, 182. 

 Saponarin, 123. 

 Saponification, 13, 14, 15, 22, 26. 



value, determination, 30 ; tables, 



30. 



Saponins, 107, 173, 181, 182, 183, 303. 

 Sapotaceae, 173. 

 Sarracenia, 194, 217. 

 Saxifragaceae, 173, 181. 

 Saururaceae, 181, 



Schizostylis, 131. 



Schweitzer's reagent for cellulose, 151. 



Scilla maritima, 136. 



nutans, 113, 131. 



sibirica, 113, 131. 

 Scleroproteins, 333. 

 Scrophulariaceae, 398. 

 Scrophularia nodosa, 192. 

 Scutellum, 347. 

 Secaline, 138. 

 Secretory cells, 347, 348. 

 Seed dispersal, 144. 

 Selaginella, 223. 



lepidophylla, 87. 

 ^Semi-drying oils, 21. 

 Sepsine, 274. 

 Serine, 324. 

 Serum, albumin, 331. 



globulin, 331. 

 Sesame oil, 21, 23, 24, 32. 

 Sinapis, nigra, 185. 

 Sinigrin, 185. 

 Sinistrin, 136. 

 Sitosterol, 18. 



Soap, detergent action, 14 ; manu- 

 facture, 5. 



nuts, 184 ; solution as a colloid, 14. 



wort, 184. 



Soil as a colloid, 305. 



and tannin formation, 195. 

 Soja bean oil, 21. 



Soja hispanica, 139. 



hispida, 149. 

 Solanaceaa, 264. 

 Solanin, 184. 

 Solanum dulcamara, 184. 



nigrum, 184. 



tuberosum, 344, see also Potato. 

 Solid spirit, 163. 



Solstein's test for sesame oil, 24. 



Soluble starch, 123. 



Sorbic acid, 342. 



Sorbitol, 387. 



Sorbose, 64, 78. 



Sorghum, 174, 175, 181. 



saccharatum, 81. 



vulgare, 180. 



Soxhlet's method of extraction, 25. 

 Sparganium, 131. 

 Sparteine, 268, 273. 

 Spermaceti, i, 44. 

 Sphaerocrystals, 135. 

 Sphagnum, 18. 

 Spinacia oleracea, 344. 

 Spircea Ulmaria, 188. 

 Spirogyra, 193, 197, 219, 220. 



crassa, 280. 

 Spruce wood, 155. 

 Stachydrine, 265. 

 Stachyose, 64 ; occurrence, 91. 

 Stachys silvatica, 233. 



tuberifera, 91, 265, 



