acer pseudoplatanus, mercurialis perennis, fraxinus excelsior, ulmus glabra, urtica dioica, dryopteris filix-mas, fagus sylvatica, impatiens noli-tangere, arum maculatum, asplenium scolopendrium, asplenium trichomanes, ribes uva-crispa, sambucus racemosa, senecio ovatus, alleniella complanata, ctenidium molluscum, thamnobryum alopecurum, tortella tortuosa