2010-07-062010-07-061992Vidurava, 14(2):p.29-42https://dl.nsf.gov.lk/handle/1/5537Centella asiaticaAgeratum conyzoidesCardiospermumCommelina diffusaCyperus rotundusEmilia sonchifoliaIpomea asarifoliaIpomea angustifoliaPhyllanthus debilisVernonia cinereaSpecies distributionCompositionMedicinal plantsSome common weeds and their medicinal usesArticle