onopordum acanthium, atriplex oblongifolia, berteroa incana, carduus acanthoides, cephalaria transsylvanica, chenopodium album, elymus repens, erigeron canadensis, lactuca serriola, lappula squarrosa, plantago lanceolata, polygonum aviculare, setaria viridis, torilis arvensis, xanthium strumarium