corylus avellana, carpinus betulus, sambucus nigra, fraxinus excelsior, alnus glutinosa, prunus avium, quercus robur, sorbus aucuparia, tilia cordata, urtica dioica, acer platanoides, circaea lutetiana, cornus sanguinea, glechoma hederacea, lamium galeobdolon, primula elatior