hordeum vulgare, fumaria officinalis, lolium rigidum, polycnemum majus, ajuga chamaepitys, atriplex patula, buglossoides arvensis, centaurea scabiosa, chenopodiastrum murale, cirsium arvense, diplotaxis erucoides, erucastrum nasturtiifolium, fallopia convolvulus, papaver rhoeas, polygonum aviculare, reseda phyteuma, scandix pecten-veneris