secale cereale, veronica hederifolia, buglossoides arvensis, centaurea cyanus, veronica triphyllos, anthemis arvensis, apera spica-venti, arabidopsis thaliana, descurainia sophia, erigeron canadensis, erysimum cheiranthoides, fallopia convolvulus, geranium pusillum, myosotis stricta, roemeria argemone, setaria pumila, stellaria media, thlaspi arvense, trifolium arvense, veronica dillenii, viola arvensis, ornithogalum umbellatum