triticum aestivum, lamium amplexicaule, galium aparine, veronica persica, stellaria media, capsella bursa-pastoris, veronica sublobata, viola arvensis, anthemis arvensis, cirsium arvense, convolvulus arvensis, delphinium consolida, euphorbia helioscopia, lactuca serriola, lamium purpureum, sinapis arvensis, thlaspi arvense, tripleurospermum inodorum, veronica hederifolia, veronica polita, symphytum officinale