Hunteria zeylanica GARD. Ž . H. zeylanica is a glabrous
tree of the Apocynaceae Ridley, 1923; Hooker, 1980- Ž
1982 which is used as in folk medicines to cure yaws and .
reduce boils and skin irritations Whitmore, 1973; Perry Ž
and Metzger, 1980 . Many indole alkaloids have been .
reported to be present in the leaves and bark of H.
zeylanica ŽArambewela and Khuong-Huu, 1981; Lavaud et