text: papaver rhoeas, amaranthus powellii, avena fatua, brassica napus, chenopodiastrum hybridum, cirsium arvense, delphinium consolida, fallopia convolvulus, lysimachia arvensis, polygonum aviculare, solanum nigrum, tripleurospermum inodorum, viola arvensis, chenopodium album, descurainia sophia, lactuca serriola, silene noctiflora, stellaria media, veronica polita