text: hordeum vulgare, elymus repens, chenopodium album, cirsium arvense, raphanus raphanistrum, fallopia convolvulus, persicaria maculosa, poa annua, stellaria media, capsella bursa-pastoris, convolvulus arvensis, equisetum arvense, lamium amplexicaule, lamium purpureum, polygonum aviculare, spergula arvensis, trifolium pratense, triticum aestivum, vicia hirsuta, viola arvensis