mercurialis perennis, fraxinus excelsior, oxyrrhynchium hians, alnus glutinosa, corylus avellana, circaea alpina, circaea lutetiana, elymus caninus, equisetum pratense, eurhynchium striatum, galium aparine, galium odoratum, impatiens noli-tangere, lamium galeobdolon, prunus avium, sambucus nigra, stachys sylvatica, ulmus laevis