secale cereale, apera spica-venti, anthoxanthum aristatum, draba verna, equisetum arvense, myosotis stricta, veronica dillenii, veronica hederifolia, aphanes microcarpa, arabidopsis thaliana, arnoseris minima, buglossoides arvensis, centaurea cyanus, cirsium arvense, descurainia sophia, fallopia convolvulus, polygonum aviculare, raphanus raphanistrum, roemeria argemone, rumex acetosella, scleranthus annuus, viola arvensis