text: holosteum umbellatum, viola arvensis, agrostis capillaris, arabidopsis thaliana, ceratodon purpureus, chondrilla juncea, convolvulus arvensis, crepis capillaris, elymus repens, erigeron canadensis, filago arvensis, senecio vernalis, trifolium arvense, veronica arvensis, veronica triphyllos, apera spica-venti, chenopodium album, fallopia convolvulus, festuca trachyphylla, hypochaeris radicata, rumex acetosella