SEARCH Articles Figures Tables Condensed Tannins (Proanthocyanidins, 44) from Leucoanthocyanidins (Flavan-3,4-diols Leucoanthocyanidin Leucoanthocyanidins Leucoanthocyanidins (Flavan-3,4-diols, 37) from Dihydroflavonols (3-OH-Flavanones