hedera helix, fraxinus excelsior, crataegus monogyna, fraxinus angustifolia, quercus robur, arum maculatum, euonymus europaeus, brachypodium sylvaticum, circaea lutetiana, corylus avellana, crataegus laevigata, ficaria verna, ligustrum vulgare, rumex sanguineus, viola reichenbachiana