252 A NATURALIST IN MID-AFRICA. 



mention that the best plan I could discover was 

 to douche the head in a large quantity of cold 

 water whenever possible. This removes the 

 throbbing heat in the temples and at the back 

 of the head, and I think often keeps off fever 

 attacks. 



I fancy the reason why I did survive the 

 journey was a habit of taking a cold bath when- 

 ever I arrived in camp, and avoiding the sun from 

 the moment I reached camp till at least live in 

 the afternoon. I found a curious progressive 

 weakening as the journey went on. At first I 

 used to go out and botanise after reaching camp 

 till sunset, then it was too much strain to go 

 more than a few yards from the tent, and about 

 this period I found myself unable to stir from the 

 tent after reaching my camp ; while even such 

 light labour as writing out labels for my botanical 

 specimens required an amount of effort and de- 

 termination which I could not explain. 



I am bound to say, however, that the cold bath 

 is condemned almost always by those who have 

 wide experience of Tropical Africa, and this is 

 probably another instance of the manner in 

 which climate affects different people in quite 

 dissimilar ways. 



Buhimba, which I reached soon after leaving 

 Kakaruka, is the outpost (I think) and limit of 

 the southward extension of the Wahima or \\a- 

 huma people. So far as I understand it, they 



