NO. 3 



SMITHSONIAN EXPLORATIONS. I915 



59 



Fit;. 74. — Transportation on the Rio Sao Francisco near Joazeiro, Brazil. 

 Photograph by Russell. 



Fig. 75. — Slopes of Mount Itatiaya, the highest mountani m Brazil, showing 

 Araitcaria braziliana A. Rich., in the foreground. In the distance the morning 

 mists hide the valley. Photograph by Russell. 



