centaurea aspera, anacyclus clavatus, anchusa azurea, bromus diandrus, bromus madritensis, capsella bursa-pastoris, cirsium pyrenaicum, convolvulus arvensis, filago pyramidata, hordeum murinum, hypecoum procumbens, medicago sativa, papaver dubium, plantago lanceolata, sisymbrium hispanicum, euphorbia serrata, fumaria officinalis, lolium rigidum, papaver rhoeas