From the berries of Rhamnus petiolaris a new acylated flavonol glycosi
de was isolated and identified as rhamnetin -rhamnopyranosyl(1-->6)]-b
eta-D-galactopyranoside. Additionally, five known flavonol glycosides,
rhamnetin, rhamnazin, quercetin and kaempferol 3-rhamninosides, and q
uercetin 3-rhamnoside were isolated.