THE KINGDOM OP UGANDA 



107 



•causeway of white sand built ii[) l)etween stacks of palisades, which are 

 further strengthened by rough basketwork. These causeways not having 

 been originally constructed to be traversed by a man on horseback, the 

 sandy loam which is heaped on a foundation of pajiyrus stalks and sticks 

 has not a very sure surface. The horse or mule, or even tlie man on foot, 

 may suddenly sink a foot down into this loose material, though there is 

 very little danger of a broken limb. Out in the middle of the marsh a 

 greater looseness of structure in the causeway no doubt permits of the 



PAPYRUS IN AX UGANDA MAHSll 



«low percolation of the water, for these swamps are generally the beds of 

 rivers nearly stagnant in their flow. 



Looking on eitlier side as the marsh is being crossed, the traveller will 

 notice iirst of all the gigantic papyrus, wliich may be growing ui- as high 



