“…In this regard, have been reported in Lemna species the presence of phenolic compounds, such as gallic acid, tannins, flavonoids, anthocyanins, quercetin, and other compounds like thiol and terpene as steroids. Which are known to have antimicrobial properties ( Effiong and Sanni, 2009 , Gülçin et al, 2010 , Leão et al, 2014 , Vladimirova and Georgiyants, 2013 , Al-snafi, 2019 , Mahizan et al, 2019 ). In hexane extract, terpene compounds as steroids should have the principal antimicrobial activity.…”