pilosella officinarum, secale cereale, agrostis capillaris, ceratodon purpureus, holcus mollis, polytrichum piliferum, arabidopsis arenosa, arnoseris minima, cerastium semidecandrum, corynephorus canescens, erigeron canadensis, festuca rubra, galeopsis ladanum, rumex acetosella, setaria pumila, spergula arvensis, viola tricolor