text: apera spica-venti, filago arvensis, holosteum umbellatum, viola arvensis, arabidopsis thaliana, convolvulus arvensis, crepis capillaris, crepis tectorum, elymus repens, erigeron canadensis, erodium cicutarium, fallopia convolvulus, pilosella officinarum, scleranthus annuus, senecio vernalis, trifolium arvense, veronica arvensis, veronica triphyllos, hypochaeris radicata, myosotis stricta, rumex acetosella, vicia hirsuta, vicia sativa, lactuca serriola