scolymus hispanicus, centaurea calcitrapa, lophiolepis odontolepis, polycnemum arvense, polygonum aviculare, androsace maxima, anthemis arvensis, caucalis platycarpos, cirsium arvense, cirsium vulgare, convolvulus arvensis, malva neglecta, marrubium vulgare, carlina vulgaris, cichorium intybus, echium vulgare, onopordum acanthium, salvia aethiopis, verbascum thapsus