stellaria media, viola arvensis, centaurea cyanus, apera spica-venti, arabidopsis thaliana, aphanes arvensis, capsella bursa-pastoris, elymus repens, lycopsis arvensis, scleranthus annuus, vicia hirsuta, anthemis arvensis, myosotis arvensis, poa annua, veronica arvensis, veronica hederifolia, crepis tectorum, equisetum arvense, geranium pusillum, papaver dubium