text: fallopia convolvulus, centaurea cyanus, chenopodium album, conringia orientalis, convolvulus arvensis, falcaria vulgaris, fumaria officinalis, papaver rhoeas, avena barbata, bupleurum rotundifolium, capsella bursa-pastoris, galium aparine, hordeum murinum, isatis tinctoria, lactuca virosa, polygonum aviculare, rapistrum rugosum, sinapis arvensis