secale cereale, veronica triphyllos, apera spica-venti, centaurea cyanus, gagea pratensis, scleranthus annuus, arabidopsis thaliana, chenopodium album, draba verna, equisetum arvense, equisetum sylvaticum, myosotis stricta, raphanus raphanistrum, roemeria argemone, rumex acetosella, vicia sativa, viola arvensis