stellaria media, veronica triloba, lamium amplexicaule, veronica polita, capsella bursa-pastoris, tortula acaulon, veronica sublobata, barbula unguiculata, cirsium arvense, lamium purpureum, papaver rhoeas, sonchus arvensis, artemisia campestris, convolvulus arvensis, crepis biennis, erigeron canadensis, senecio vulgaris, thlaspi arvense