secale cereale, veronica hederifolia, centaurea cyanus, stellaria media, achillea millefolium, aphanes arvensis, arabidopsis thaliana, buglossoides arvensis, capsella bursa-pastoris, chenopodium album, cirsium arvense, equisetum arvense, erodium cicutarium, fallopia convolvulus, lamium purpureum, myosotis stricta, raphanus raphanistrum, roemeria argemone, veronica triphyllos, viola arvensis