hedera helix, fraxinus excelsior, crataegus monogyna, prunus spinosa, arum italicum, carex flacca, corylus avellana, dioscorea communis, lonicera xylosteum, rosa arvensis, ulmus minor, cornus sanguinea, crataegus laevigata, hypericum androsaemum, lonicera periclymenum, neottia ovata, pteridium aquilinum