The type species is "Echium vulgare". The margin of this area supports viper's-bugloss ("Echium vulgare") and bloody crane's-bill. "Echium vulgare" is cultivated as an ornamental plant, and numerous cultivars have been developed. The larvae feed on "Echium plantagineum", "Echium vulgare" and "Malus sylvestris". The larvae feed on stinging nettle, "Cytisus scoparius", alfalfa, "Echium vulgare" and "Taraxacum officinale". "Echium vulgare", forget-me-nots "Myosotis" and species of violets including "Viola riviniana".