onopordum acanthium, matricaria chamomilla, atriplex tatarica, chenopodium album, cichorium intybus, cirsium vulgare, cynodon dactylon, descurainia sophia, elymus repens, hordeum murinum, lolium perenne, papaver dubium, polygonum aviculare, tripleurospermum inodorum, xanthium spinosum