KG 



THE TROPICAL WOULD. 



enormous forest lands and river basins have never yet been visited by a naturalist, — 

 tliat the vcgi'tation of the greater part of Central Africa is still completely hidden in 





FOREST OX THE PANAMA BAILROAD. 



mystery, — that no botanist has ever yet penetrated into the interior of Madagascar, 

 IJorneo, New Guinea, South-western China, and Ultra-Gangetic India, — and that, 



