Ratnayake, R.Perera, D.Karunaratne, D.N.Wijesundara, D.S.A.Carr, G.Williams, D.E.Andersen, R.J.Karunaratne, V.2015-04-282015-04-282014-09Journal of the National Science Foundation of Sri Lanka, 42(3):p.279-282https://dl.nsf.gov.lk/handle/1/19323enAntioxidant activityBoldineAntioxidant acitivity and a new butanolide from the primitive endemic genus HortoniaArticle