text: fraxinus excelsior, hedera helix, ulmus minor, quercus robur, acer pseudoplatanus, crataegus monogyna, geum urbanum, alliaria petiolata, ficaria verna, circaea lutetiana, arum maculatum, euonymus europaeus, galium aparine, geranium robertianum, glechoma hederacea, ribes rubrum, rubus idaeus, silene dioica, stachys sylvatica, veronica hederifolia, cornus sanguinea, sambucus nigra