quercus robur, euphorbia amygdaloides, fagus sylvatica, castanea sativa, daphne laureola, erica vagans, hypericum androsaemum, pteridium aquilinum, viola riviniana, calluna vulgaris, cardamine hirsuta, cardamine pratensis, crataegus monogyna, hypericum pulchrum, quercus rosacea, veronica montana, veronica officinalis, vincetoxicum hirundinaria