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The comparative HPLC-DAD chromatograms of polyphenolic compounds; (A)—Standards: 1—Gallic acid, 2—Protocatechuic acid, 3—Catechin, 4—Vanillic acid, 5—Epicatechin, 6—Caffeic acid, 7—Syringic acid, 8—Rutin, 9—Ferulic acid, 10—p-Coumaric acid, 11—Hesperidin, 12—Rosmarinic acid, 13—Salicylic acid, 14—Quercetin, 15—Kaempferol; (B)—crude leaf extract.
