text: triticum aestivum, thlaspi arvense, centaurea cyanus, elymus repens, medicago sativa, aethusa cynapium, arabidopsis thaliana, artemisia vulgaris, capsella bursa-pastoris, cirsium arvense, convolvulus arvensis, delphinium consolida, erodium cicutarium, euphorbia helioscopia, galium aparine, lactuca serriola, lathyrus tuberosus, lepidium draba, lysimachia arvensis, matricaria chamomilla, myosotis arvensis, neslia paniculata, plantago lanceolata, ranunculus arvensis, roemeria argemone, stellaria graminea, valerianella dentata, veronica chamaedrys, veronica persica, veronica sublobata, viola arvensis, silybum marianum