Chapter lY. 



it can ])e crossed dry-shod, leaping from stone to stone. A 

 tree trunk thrown across the stream made the passage easier 

 for the porters. 



The enoi'mous difference in the vohnne of tlie Mobuku River 

 at Ibanda and above Nakitawa must be speciallv due to the 



FOREST ABOVE BmUXGA. 



influx of the Bujuku River below the latter point, and points 

 to the conclusion that the supposed tributary is really the more 

 important of tlie two rivers. 



The flat valley bottom is a lake of mud upon which grows 

 a forest, nearly entirely composed of bamboos. The path 

 is all water and mud. You sink in to the knee. Under the 

 mud the foot meets with stones or pieces of wood, or is caught 

 in a creeper or a fallen trimk, making it necessary to grasp the 



126 



