414 



INDEX 



Urushic acid, 392. 

 Utricularia, 143, 194, 217. 



Vaccinium Vitis Idcza, 171, 201. 



Myrtillus, 386. 

 Valine, 324. 

 Valonia, 214. 

 Vanilla, 36 



plamfolia, 187. 

 Vanillin, 187. 

 Varnish, 4. 

 Vaucheria, 2, 36. 

 Veratrine, 202. 

 Veratrum sabadilla, 202. 

 Verbascum Thapsus, 18. 

 Vicia Faba, 226, 332, 361. 

 Vicia angustifolia, 88. 



Vicia sativa, 46, 275, 278, 330. 



Vicianin, 88. 



Vicianose, 64, 88. 



Vicilin, 332. 



Vigna sinenis, 332. 



Vignin, 332. 



Vinca, 3. 



Violaceag, 131. 



Viscoid, 163. 



Viscose, 151, 162. 



Vitis, 388. 



WALNUT oil, 4, 21. 



Wash wood, 182. 



Water melon oil, 21. 



Wax, chemical significance of term, i ; 



composition, 6, 45 ; function, 44 ; 



occurrence, 44. 



Weld, 244. 



Wheat, 81, 137, 333, 348. 



meal oil, 18, 20. 



Wijs' iodine value of fats, 32. 

 Willesden paper, 163. 

 Willow, 171. 

 Wood, composition, 155. 



gum, 70, 72, 143. 



pulp, 156. 

 Wound gum, 143. 

 Wrightia antidysenterica, 268. 



XANTHINE, 277, 281 



Xanthone, 243. 



Xanthophyll, 227, 239, 241, 259. 



Xanthoproteic reaction, 316. 



Xeranthemum, 175. 



Xerophytes, 144. 



Xylose, 64, 72. 



YEAST, 86, 124, 125, 137, 168, 278, 

 375> 377 > action on animo acids, 

 342 ; fermentative activity, 127 ; see 

 also Saccharomyces. 



Yellow wood, 244. 



Yew, 198. 



Ylang Ylang, 386. 



Yucca, 132. 



Zea Mais, 174, 180, 347, 348, 386. 



Zein, 333- 



Zygnema, 193. 



Zymase, 86, 351, 357, 377. 



Zymo exciters, 307. 



Zymogen, 357. 



PRINTED IN GREAT BRITAIN BY THE UNIVERSITY PRESS, ABERDEEN 



