text: poa annua, veronica persica, aphanes arvensis, capsella bursa-pastoris, chenopodium album, cirsium arvense, elymus repens, euphorbia helioscopia, lamium purpureum, matricaria chamomilla, matricaria discoidea, myosotis arvensis, plantago uliginosa, rumex crispus, senecio vulgaris, sinapis arvensis, sonchus asper, stellaria media, thlaspi arvense, tripleurospermum inodorum, veronica agrestis, veronica arvensis, viola arvensis, atriplex patula, equisetum arvense, fallopia convolvulus, lamium amplexicaule