viola arvensis, apera spica-venti, fallopia convolvulus, veronica arvensis, aphanes arvensis, arabidopsis thaliana, capsella bursa-pastoris, centaurea cyanus, chenopodium album, matricaria chamomilla, scleranthus annuus, veronica persica, vicia hirsuta, gnaphalium uliginosum, lysimachia arvensis, myosotis arvensis, papaver dubium, tussilago farfara, valerianella dentata