Citation:Samanthi, K.A.U., Wickramarachchi, S., Wijeratne, E.M.K. and Paranagama, P.A. 2015. Two new bioactive poliketides from Culvularia trifolii, an endolichenic fungus isolated from Usnea sp., in Sri Lanka. Journal of National Science Foundation Sri Lanka, 43(03): 217-224.