hordeum murinum, onopordum acanthium, achillea collina, arctium minus, atriplex tatarica, ballota nigra, bromus tectorum, capsella bursa-pastoris, carex vulpina, cirsium vulgare, convolvulus arvensis, cynodon dactylon, lactuca serriola, lepidium draba, lolium perenne, malva sylvestris, matricaria chamomilla, plantago lanceolata, plantago major, poa annua, polygonum aviculare, rumex pulcher, trifolium pratense, veronica opaca