centaurea cyanus, sinapis arvensis, agrostemma githago, anthemis arvensis, avena fatua, capsella bursa-pastoris, fumaria officinalis, galeopsis angustifolia, galium aparine, legousia speculum-veneris, melampyrum arvense, myosotis arvensis, polygonum aviculare, stachys recta, vicia onobrychioides, vicia villosa, viola arvensis