Fig. (1) Chromatograms of ethanol extract of P. aduncum L. A) Total ion chromatogram. B) HPLC/UV chromatogram (280 nm). Peak assignment: 1, gallic acid; 2, catechin; 3, chlorogenic acid; 4, epicatechin; 5, quercetin-3-rutinoside (rutin); 6, quercetin-3-rhamnoside (quercitrin); 7, phloridzin; 8, daidzein (internal standard); 9, quercetin; and 10, phloretin.