text: chenopodiastrum murale, convolvulus arvensis, hordeum murinum, lepidium didymum, lepidium draba, malva parviflora, oxalis pes-caprae, sisymbrium irio, sonchus oleraceus, beta vulgaris, erodium malacoides, lolium rigidum, poa annua, urtica urens, avena barbata, capsella bursa-pastoris, echium plantagineum, lysimachia arvensis, papaver rhoeas, phalaris minor, stellaria media