text: hordeum distichon, elymus repens, amaranthus retroflexus, artemisia vulgaris, avena sativa, chenopodium album, cirsium arvense, fallopia convolvulus, lactuca serriola, lathyrus tuberosus, papaver rhoeas, stachys annua, tripleurospermum inodorum, descurainia sophia, falcaria vulgaris, persicaria lapathifolia, thlaspi arvense