Annex 1. Flavonoid class names and characteristic structures

Flavanol

Flavanone

Leukoanthocyanidin

Flavone

Flavonol

Anthocyanidin

Anthocyanin

Isoflavan

Isoflavone

Neoflavan

Neoflavone

Chalcone

Dihydrochalcone

Aurone

Pterocarpan

Coumestan

Rotenane

Rotenone