INDEX 



409 



Radish-seed oil, 20. 



Radium emanation and photosynthesis, 



160. 

 Raffinose, 53 ; occurrence, 74. 

 Ranales, 176. 

 Rancidity of fats, 18. 

 Ranunculaceas, 176, 183, 265, 396. 

 Raminculus bulbostts, 288. 

 Rape-seed oil, 4, 20. 

 Raphidium, 334. 

 Ratanhia, 210. 

 Reichert Meissl value determination, 



33 ; table, 33. 

 Rennin, 349. 

 Reseda Inteola, 246. 

 Reserve cellulose, 120; occurrence, 



132 ; food stuffs, 174 ; of aquatic 



plants, 115. 

 Resin, 196, 219. 

 Resorcinol, 202. 

 Respiration, 51, 242, 258,261, 334, 385, 



395- 

 Reversible changes of colloids, 287. 



— reaction, 363. 

 Reversion, 100. 

 Rhamnaceae, 183. 

 Rhamnetin, 246. 

 Rhamnose, 53, 59. 

 Rhamnus cathartica, 2j6. 



— infectorius, 346. 



— tinctoria, 246. 

 Rheum, 256. 

 Rhinanthin, 173. 

 Rhizophora mangle, 195. 

 Rhododendron, 194. 

 Rhodophyllin, 232. 

 Rkus, 194, 391. 



— coriaria, 195, 212. 



— cotimis, 246. 



— semialata, 212. 



— succedanea, 350. 

 Ribes, 176. 



Rice, 324. 



— oil, 19. 

 Ricin, 274. 

 Ricinoleic acid, 8. 



Ricinus communis, 2, 36, 37, 38, 39, 44, 

 49, 274, 288, 301, 302, 367 ; germina- 

 tion, 37, 39, 41, 49 ; separation of 

 oil, 4. 



Robinia pseudacacia, 195, 218. 



Root, secretion of oxidase, 396. 



Rosaceae, 176, 183, 266, 396. 



Rosa gallica, 249. 



Resales 176. 



Rubiacess, 265, 268. 



Rtibia tinctoria, 193. 



Rtimex hymenosepalus, 195. 



Russula, 359, 392. 



Rutacese, 183. 



Rye, 121, 324. 



— oil, 20. 



Saccharomyces, 112, 375, 377, see 

 also Yeast. 



— Cerevisece, no, in; amount of 



glycogen, no. 

 Saccharose v. Cane Sugar. 

 Saccharnm officinale, 68. 

 Salep mucilage, 67, 121, 127. 

 Salicase, 190. 

 Salicin, 174, 175, i8g ; decomposition, 



190; preparation, 189. 

 Salicornia ramosissima, 252. 

 Salicylic aldehyde, 190. 

 Saligenase, 190. 

 Saligenin, 172, 189, igo. 

 Salix, 175. 



— viminalis, 189. 

 Salvia, 128. 

 Sambncus, 174, 236. 



— nigra, 176, 177, 182. 

 Sambunigrin, 182. 

 Sapindaceas, 176. 

 Sapindus, 184. 

 Sapogenin, i86. 

 Saponaria, 184. 



— aiba, 183. 



— officinalis, 107. 



— rubra, 183. 

 Saponarine, 107. 

 Saponification, 13, 14, 2i. 



— value, determination, 29 ; tables, 29. 

 Saponins, 107, 183. 



Sapotacea2, 176. 



Sarracenia, 195, 218. 



Saxifragaceae, 176, 183. 



Saururaceae, 183. 



Schizostylis, 115. 



Schweitzer's reagent for cellulose, 134. 



Scilla, 154. 



— maritima, 120. 



— nnta7is, 97, 98, 115. 



— sibiiica, 98, 115. 

 Scleroproteins, 324. 

 Scrophulariacese, 396. 

 Scrophularia nodosa, 193. 

 Scutellum, 345. 

 Seaweeds, 297. 

 Secretory cells, 345, 346. 

 Seed dispersal, 128. 

 Selaginclla, 225. 

 Selective absorption, 297. 

 Semi-drying oils, 20. 

 Seminase, 225. 

 Sepsine, 274. 



Serum, albumin, 330. 



— globulin, 330. 

 Sesame oil, 20, 22, 23, 32. 

 Silene vulgaris, 77. 

 Sinapis, 157. 



— nigra, 187. 

 Sinigrin, 187. 

 Sinistrin, 120. 

 Sitosterol, 17. 



