polygonum aviculare, sclerochloa dura, atriplex tatarica, capsella bursa-pastoris, cichorium intybus, convolvulus arvensis, cynodon dactylon, descurainia sophia, erigeron canadensis, erodium cicutarium, hordeum murinum, lepidium draba, lepidium ruderale, lolium perenne, lotus corniculatus, malva pusilla, matricaria chamomilla, onopordum acanthium, plantago lanceolata, plantago major, sonchus oleraceus, trifolium arvense, xanthium spinosum