text: holosteum umbellatum, senecio vernalis, viola arvensis, apera spica-venti, arabidopsis thaliana, ceratodon purpureus, crepis capillaris, elymus repens, erigeron canadensis, filago arvensis, hypochaeris radicata, trifolium arvense, veronica arvensis, veronica triphyllos, vicia hirsuta, convolvulus arvensis, fallopia convolvulus, helichrysum arenarium, jasione montana, myosotis stricta, anthemis arvensis