Puvanendran, S.Manoranjan, T.Wickramasinghe, A.Karunaratne, D.N.Kumar, V.Wijesundara, S.Carr, G.Andersen, R.Karunaratne, V.2011-09-062011-09-062010Journal of the National Science Foundation of Sri Lanka38(1)pp.75-76https://dl.nsf.gov.lk/handle/1/6811ChemistryXylopia parvifoliaXylopia nigricansAnnonaceaeNatural productsAlkaloidsAlkaloids from Xylopia parvifolia and Xylopia nigricans (Annonaceae)Article