hedera helix, ulmus glabra, quercus robur, acer pseudoplatanus, fraxinus excelsior, sambucus nigra, galium aparine, urtica dioica, asplenium scolopendrium, crataegus monogyna, dryopteris filix-mas, geranium robertianum, kindbergia praelonga, polystichum setiferum, arum maculatum, dryopteris dilatata, eurhynchium striatum, thamnobryum alopecurum, atrichum undulatum, geum urbanum, rumex sanguineus