quercus petraea, ulmus glabra, cornus sanguinea, lamium orvala, fagus sylvatica, acer platanoides, carpinus betulus, corylus avellana, hedera helix, acer campestre, acer pseudoplatanus, alliaria petiolata, allium ursinum, cardamine bulbifera, circaea lutetiana, crataegus laevigata, crataegus monogyna, euonymus europaeus, galium odoratum, lathyrus vernus, mercurialis perennis, oxalis acetosella, polygonatum multiflorum, pulmonaria officinalis