48 SYLVICULTURE IN THE TROPICS n .i 



Calophyllum Inophyllum, Cerbera Odollam, with an 

 undergrowth of Pandanus, Acanthus ilicifolius, and 

 climbers, such as Derris scandens, D. sinuata, Acanthus 

 volubilis, etc. 1 



Fig. 10. Screw-pine {Pandanus) showing stilt-roots, Ceylon. 



Apart from the direct influence of water in the soil 

 in the neighbourhood of large sheets of water, whether 

 the sea or lakes, such as Lake Victoria in Central Africa, 



1 B. Ribbentrop, Forestry in British India, 1900. 



