A new flavonol glycoside characterized as quercetin 8-C-a-L-rhamnosyl (1 +2) glucoside (1) together with quercetin 3-0-P-D-glucoside (2), quercetin 3-0 a-L-rharnnoside (3), quercetin (4) and kaempferol (5), have been isolated from the methanol extract of the leaves.