INDEX. 



Wyse, or mercantile caste of Hindoos, 263. i 

 Xanthium strumarium, 337, 408. 



Yak, or mountain bullock of Thibet, 351. 

 Yakima River, of Interior Oregon, 31, 37. 

 Yam, see Dioscorea. 



Yellow, the favourite colour with the Ma- 

 layans, 52. 

 Yew, bows made of, in California, 109. 

 Ygorotes of Luzon and Palawan, 50, 126. 

 Yoktan, or Kahtan Arabs, 254, 256. 

 Yookulty, or Nootka Tribe, 25, 28. 

 Yucatan, antiquities of, 43. 

 Yucca, 413. 

 Yuchi language, 278. 



Zakkoum oil, 386. 



Zanzibar, a Chinese residing there, 49. — 

 American negroes residing there, 184. — 



447 



Zanzibar, visited, 187,259.— The Abori- 

 ginals of Zanzibar, 191. — Diversity of 

 races at, 275. 



Zapania nodiflora, 408. 



Zea mays, 411. — Among ancient Peru- 

 vian relics, 21. — Its cultivation, intro- 

 duced into New Zealand, 82. — A tradi- 

 tion, respecting its cultivation in Mexico, 

 113. — Maize, recognised by some Japa- 

 nese, 117. — Cultivation of, in the East 

 Indies, 124. — In East Africa, 193, 196, 

 344. — In Aboriginal America, 308. — By 

 the Oregon emigrants, 311. 



Zingiber officinale, the ginger, 196, 342, 

 398. 



Zingiber zerumbet, 317, 329. 

 Zizyphus, 343, 346, 361. 



lotus, 361, 374. 



vulgaris, 385. 

 Zoological considerations, 303. 



THE END. 



