Abeywickrama, B.A.Arulnanam, P.UNESCO-MAB National Committee for Sri Lanka2010-07-062010-07-061991https://dl.nsf.gov.lk/handle/1/5445HYdrocharitaceaeNajadaceaePotamogetonaceaeBiological SciencesThe marine angiosperms of Sri Lanka(Sea grasses)