secale cereale, arnoseris minima, scleranthus annuus, veronica dillenii, vicia sativa, anthemis arvensis, apera spica-venti, arabidopsis thaliana, centaurea cyanus, draba verna, fallopia convolvulus, galeopsis ladanum, myosotis arvensis, myosotis stricta, odontites vernus, viola arvensis, papaver dubium