secale cereale, equisetum arvense, veronica hederifolia, viola arvensis, roemeria argemone, arabidopsis thaliana, buglossoides arvensis, capsella bursa-pastoris, centaurea cyanus, convolvulus arvensis, erysimum cheiranthoides, fallopia convolvulus, geranium pusillum, lamium purpureum, myosotis stricta, papaver rhoeas, spergula arvensis, veronica triphyllos