text: amaranthus retroflexus, chenopodiastrum hybridum, chenopodium album, cirsium arvense, carduus acanthoides, cota austriaca, descurainia sophia, fallopia convolvulus, galium aparine, lamium amplexicaule, lysimachia arvensis, lysimachia foemina, polygonum aviculare, sonchus arvensis, stellaria media, thlaspi arvense, tripleurospermum inodorum, achillea millefolium, fumaria vaillantii, lactuca serriola, lepidium draba, matricaria discoidea