text: bromus sterilis, hordeum murinum, atriplex sagittata, salsola tragus, centaurea diffusa, cirsium arvense, convolvulus arvensis, crepis pulchra, fallopia convolvulus, lactuca serriola, melilotus officinalis, polygonum aviculare, sonchus oleraceus, echium vulgare, fumaria vaillantii, picnomon acarna, rapistrum rugosum, sisymbrium orientale, torilis arvensis, xanthium orientale