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Epicatechin, aglycons and glycosides of B‐type oligomeric procyanidins and flavonols, phenolic acids and C‐glycosyl flavones are the major groups of phenolic compounds in hawthorn (Crataegus spp). The total content of phenolic compounds is higher in the leaves and flowers than in the fruits. Procyanidins dominate in the fruits, whereas flavonol glycosides and C‐glycosyl flavones are most abundant...
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