177 
They select a piece of land and clear it by burning down the 
trees. It is then roughly tilled, and, so I am informed, crops 
grown on it for about two years, or until its surface richness is 
exhausted. Then, instead of properly tilling this 7. they 
abandon it, repeating the process with another 
find the first piece soon being seized upon by es guinea-grass 
already referred to. This has been going on for many years, 
and the disastrous results thus obtaining can well be imagined. 
Fic. 36. Begonia rotundifolia Lam., near camp at Mt. Maleuvre. 
In the country visited while at camp no. 2, nos, 1118-1210 
were collected, those following and including no. 1179 being 
secured on the trip to Mt. Piment. A return was made to the 
plantation on nae 25. The succeeding three days were employe 
in taking care of the collections, and in resting the animals and 
preparing tor a long trip then in contemplation. On July 28 a 
