populus canadensis, hedera helix, ulmus minor, fraxinus excelsior, ficaria verna, acer pseudoplatanus, adoxa moschatellina, alliaria petiolata, anemone nemorosa, ribes rubrum, alnus glutinosa, corylus avellana, aegopodium podagraria, atrichum undulatum, galium aparine, kindbergia praelonga, mnium hornum, neottia ovata, plagiothecium denticulatum, urtica dioica