text: ceratodon purpureus, erigeron canadensis, agrostis capillaris, avenella flexuosa, convolvulus arvensis, crepis capillaris, erodium cicutarium, filago arvensis, holosteum umbellatum, hypochaeris radicata, jasione montana, pilosella officinarum, rumex acetosella, scleranthus annuus, viola arvensis, corynephorus canescens, pinus sylvestris, veronica arvensis