text: chenopodium album, elymus repens, fallopia convolvulus, centaurea cyanus, descurainia sophia, equisetum arvense, galeopsis tetrahit, myosotis arvensis, setaria viridis, silene latifolia, spergula arvensis, trifolium arvense, tripleurospermum inodorum, vicia sativa, viola arvensis, ornithopus perpusillus, vicia hirsuta