mercurialis perennis, fraxinus excelsior, asplenium scolopendrium, corylus avellana, eurhynchium striatum, galium aparine, geum urbanum, hedera helix, oxyrrhynchium hians, polystichum aculeatum, ribes uva-crispa, alliaria petiolata, arum maculatum, lamium galeobdolon, polypodium vulgare, prunus avium