chenopodium album, elymus repens, arabidopsis thaliana, capsella bursa-pastoris, centaurea cyanus, cirsium arvense, equisetum arvense, fallopia convolvulus, geranium pusillum, myosotis arvensis, raphanus raphanistrum, rumex acetosella, spergula arvensis, stellaria media, tripleurospermum inodorum, veronica persica