atriplex laciniata, descurainia sophia, polygonum aviculare, tripleurospermum inodorum, arctium lappa, ballota nigra, carduus acanthoides, chenopodium album, cichorium intybus, cirsium vulgare, conium maculatum, convolvulus arvensis, delphinium consolida, hordeum murinum, lepidium perfoliatum, lepidium ruderale, lolium perenne, malva pusilla, melilotus albus, onopordum acanthium, rumex crispus, xanthium spinosum, xanthium strumarium