text: hordeum murinum, anacyclus clavatus, lolium rigidum, plantago lanceolata, avena sterilis, capsella bursa-pastoris, carduus tenuiflorus, dactylis glomerata, medicago sativa, papaver rhoeas, sonchus oleraceus, tragopogon dubius, centaurea calcitrapa, crepis vesicaria, erodium ciconium, eryngium campestre, malva sylvestris