ulmus glabra, quercus robur, mercurialis perennis, corylus avellana, sorbus aucuparia, campanula latifolia, circaea lutetiana, fraxinus excelsior, geum urbanum, milium effusum, moehringia trinervia, polygonatum multiflorum, rabelera holostea, stellaria nemorum, urtica dioica, dryopteris filix-mas, humulus lupulus, oxalis acetosella, rubus caesius, sambucus nigra, viola riviniana