capsella bursa-pastoris, cirsium arvense, cynanchum acutum, lactuca serriola, lamium amplexicaule, amaranthus retroflexus, bromus sterilis, calepina irregularis, carduus pycnocephalus, hordeum murinum, convolvulus arvensis, descurainia sophia, papaver dubium, senecio vernalis, sisymbrium orientale, solanum nigrum, fumaria vaillantii