text: secale cereale, rumex acetosella, apera spica-venti, arnoseris minima, centaurea cyanus, vicia hirsuta, arabidopsis thaliana, convolvulus arvensis, equisetum arvense, fallopia convolvulus, myosotis arvensis, pilosella officinarum, scleranthus annuus, tripleurospermum inodorum, vicia sativa