fumaria officinalis, veronica persica, papaver rhoeas, euphorbia helioscopia, lamium amplexicaule, viola arvensis, brassica oleracea, cirsium arvense, thlaspi arvense, triticum aestivum, veronica hederifolia, arrhenatherum elatius, equisetum arvense, lactuca serriola, tripleurospermum inodorum