triticum aestivum, avena fatua, cirsium arvense, convolvulus arvensis, lysimachia arvensis, galium aparine, veronica persica, viola arvensis, capsella bursa-pastoris, lamium purpureum, lolium perenne, papaver rhoeas, sonchus oleraceus, tripleurospermum inodorum, veronica hederifolia, veronica polita