344 INDEX. 



Laurels as a characteristic form of vegetation, ii. 28, 200. 



Lianes, ii. 26, 178. 



Liliaceae, ii. 28, 193. 



Llanos, their description, i. 7 ; climate strongly contrasted with that of the 

 African plains, 8 ; animals which inhabit them, 15 ; their prevalent vege- 

 tation, 120. 



Luminosity of the ocean, ii. 53. 



Malvaceee, ii. 22. 



Maranon, or Amazons, upper valley of, ii. 281. 



Mauritia palm, i. 16, 181. 



Melastomacese, ii. 28, 200. 



Mimosese, ii. 22, 145. 



Mississipi, river, its source correctly ascertained, i. 52. 



Moon, mountains of the, their existence, extent, distance from the Equator, 



and general direction, discussed, i. 149. 

 Mountain chains in Asia, in the direction of parallels of latitude, i. 85 ; those 



coinciding nearly with meridians, i. 94. 

 Muyscas, ancient civilisation of the, ii. 308. 

 Myrtacese, ii. 28, 196. 



North America, general aspect of its natural features, and considerations on 

 its physical geography, i. 39. 



Orchideffi, ii. 24, 151. 



Orinoco, i. 207 ; magnitude of the river compared with that of the rivers 

 Plate and Amazons, 211 ; its sources yet unvisited, 213 ; general de- 

 scription of its course, 214 ; " black waters" of the Upper Orinoco, 215 ; 

 cataracts of Atures and Maypures, 217; discussion of questions con- 

 cerning its sources, 239 ; supposed origin in a lake, 243. 



Otomacs, a tribe on the Orinoco who use earth as food, i. 190. 



Pacific, the author's gratification at first seeing the Pacific from the Alto de 



Guangamarca, ii. 300. 

 Palms, ii. 20, 128. 



