G68 



INDEX. 



Wood dyes, 449 



oil, 511 



(Mr.) on indigo culture, 



Wool manufacture, oil consumed in, 



510 



Wray's practical sugar planter, 140 

 WrigMia tinctria, 453 

 Xant/ioxi/littn piperitum, 421 



ockrozylon, 460 



Xtr/Ht'tite, the indigo shrub, 460 

 Xylocarpus granatum, 619 

 Xylopia aromatica, 421 

 Yam, buck, 333, 335, 337-38-39, 362 

 Yams, varieties of cultivated, 362 

 Yampah root, 376 



Yellow berries, 443 



Yerba, Spanish and native name for 



the Paraguay tea tree, 133 

 Yucca amarga, 331 

 Yucca, the Peruvian name for cassava, 



367, 375 

 Zamia, arrowroot obtained from, 319, 



352 



pumila-, 330 



Zanzibar, clove plantations in, 400 

 Zea Mays, description of, 260 

 Zingiber officinale, 414 

 Zizania aquatica, 284 

 Zones, M even's division of, 

 Zollverein, production of beet root 



sugar in, 198 



