NODS SMITHSONIAN EXPLORATIONS, I915 59 
Fic. 74.—Transportation on the Rio Sao Francisco near Joazeiro, Brazil. 
Photograph by Russell. 
Fic. 75—Slopes of Mount Itatiaya, the highest mountain in Brazil, showing 
Araucaria braziliana A. Rich., in the foreground. In the distance the morning 
mists hide the valley. Photograph by Russell. 
