text: fumaria officinalis, stellaria media, convolvulus arvensis, urtica urens, capsella bursa-pastoris, chenopodium album, elymus repens, persicaria maculosa, senecio vulgaris, sonchus arvensis, cirsium arvense, lamium amplexicaule, matricaria discoidea, mercurialis annua, poa annua, polygonum aviculare, veronica hederifolia, veronica polita