corylus avellana, asplenium scolopendrium, fraxinus excelsior, acer pseudoplatanus, castanea sativa, dryopteris filix-mas, mercurialis perennis, polystichum setiferum, athyrium filix-femina, cardamine impatiens, chaerophyllum hirsutum, chrysosplenium oppositifolium, circaea lutetiana, clematis vitalba, filipendula ulmaria, hedera helix, helleborus foetidus, polypodium cambricum, prunus avium, rosa dumalis, sambucus nigra, silene dioica, ulmus glabra, valeriana pyrenaica, aquilegia vulgaris, daphne laureola, helleborus viridis, lonicera periclymenum, melica uniflora, oxalis acetosella, primula vulgaris, veronica montana, viola canina