corylus avellana, quercus robur, fraxinus excelsior, lonicera periclymenum, hedera helix, malus sylvestris, ribes rubrum, arum maculatum, carpinus betulus, castanea sativa, cornus sanguinea, crataegus laevigata, dryopteris carthusiana, eurhynchium striatum, ligustrum vulgare, prunus avium, viburnum opulus