avena sterilis, erigeron sumatrensis, lolium rigidum, malva sylvestris, cirsium arvense, convolvulus arvensis, cynodon dactylon, papaver rhoeas, crepis vesicaria, geranium rotundifolium, hordeum murinum, medicago arabica, medicago polymorpha, rumex crispus, vicia lutea, chondrilla juncea, lactuca serriola