centaurea calcitrapa, achillea millefolium, bromus hordeaceus, carthamus lanatus, centaurea iberica, cichorium intybus, cirsium vulgare, convolvulus arvensis, cynoglossum officinale, eryngium campestre, lepidium draba, lolium perenne, lotus corniculatus, medicago lupulina, onopordum acanthium, plantago lanceolata, trifolium fragiferum, trifolium repens, verbascum blattaria, verbena officinalis