text: carduus acanthoides, lolium perenne, centaurea solstitialis, polygonum aviculare, chenopodium album, elymus repens, hordeum murinum, onopordum acanthium, plantago lanceolata, sisymbrium officinale, xanthium spinosum, achillea millefolium, amaranthus retroflexus, berteroa incana, bromus sterilis, heliotropium europaeum, lactuca saligna, melilotus officinalis