Move your mouse over image to enlarge. Barcode: CAL0000013400 Family: POLYGONACEAE Scientific Name: Rumex acetosella L. Uses: Leaves are useful in cancer and other tumours. Fresh plant juice is refrigerant, diaphoretic, diuretic, and antiscorbutic. Total ascorbic acid content of leaves varies from 750-1200 mg/100 g on dry weight basis. Young leaves contain maximum amount of ascorbic acid and the free ascorbic acid content (50-150 mg/lOOg) remains constant throughout the year.