hedera helix, fraxinus angustifolia, ulmus minor, carex pendula, mercurialis perennis, rubus caesius, acer campestre, alnus glutinosa, cornus sanguinea, corylus avellana, prunus spinosa, ribes rubrum, arum italicum, circaea lutetiana, crataegus monogyna, euonymus europaeus, paris quadrifolia, populus canadensis, sambucus nigra, urtica dioica, viburnum opulus