text: apera spica-venti, buglossoides arvensis, myosotis stricta, veronica hederifolia, centaurea cyanus, cirsium arvense, myosotis arvensis, roemeria argemone, veronica triphyllos, viola arvensis, arabidopsis thaliana, convolvulus arvensis, draba verna, equisetum arvense, fallopia convolvulus, holosteum umbellatum, papaver dubium, papaver rhoeas, polygonum aviculare, vicia sativa