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