text: chenopodium album, conringia orientalis, fallopia convolvulus, fumaria officinalis, agrostemma githago, anchusa azurea, avena barbata, centaurea cyanus, convolvulus arvensis, falcaria vulgaris, galium aparine, lactuca virosa, mentha arvensis, papaver rhoeas, polygonum aviculare, ranunculus arvensis, sinapis arvensis