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→Chemical Composition
==Chemical Composition==
They contained (g/100g dry matter basis) total carbohydrates 75.32 - 86.31, total sugar 10.32 - 22.79, invert sugar 0.08 - 1.25, starch 54.45 - 69.70, sucrose 8.86 - 21.28, ash 1.02 - 3.22, crude cellulose 3.58 - 5.96, total fat 0.49 - 2.01, total protein 4.88 - 10.87. The leaves contain tannins (8–9%) flavone glycosides, triterpenoids, ursolic acid, lupeol and betulin. Heartwood contains 61.4% tannins and 25.7% nontannins. The wood and bark contain 7–14 and 8–14. % tannins respectively<ref name="chemical composition"/>
==Common names==
