scolymus hispanicus, cynodon dactylon, lolium perenne, cichorium intybus, convolvulus arvensis, lactuca saligna, atriplex tatarica, bromus tectorum, carduus acanthoides, centaurea diffusa, cirsium vulgare, ecballium elaterium, galium humifusum, hordeum murinum, lepidium draba, marrubium vulgare, poa bulbosa, taraxacum serotinum, tragus racemosus, xanthium spinosum