mercurialis perennis, alnus glutinosa, prunus avium, fraxinus excelsior, eurhynchium striatum, oxyrrhynchium hians, rhamnus cathartica, quercus robur, humulus lupulus, sambucus nigra, circaea lutetiana, impatiens noli-tangere, corylus avellana, equisetum pratense, geum urbanum, ribes spicatum, rubus idaeus, urtica dioica