corylus avellana, quercus robur, hedera helix, robinia pseudoacacia, rubus ulmifolius, acer campestre, cornus sanguinea, juglans regia, sambucus nigra, viburnum lantana, alliaria petiolata, athyrium filix-femina, clematis vitalba, crataegus monogyna, primula vulgaris, ulmus glabra, viola alba