Sultanbawa, M.U.S.2010-07-062010-07-061973Journal of the National Science Council of Sri Lanka, 1(2):p.123-165https://dl.nsf.gov.lk/handle/1/6524Chemical AnalysisAcidsEndemic SpeciesBiflavanoidsXanthinesCoumarinsFlowering PlantsChemistryChemistry of the Guttiferae of CeylonArticle