text: triticum aestivum, amaranthus powellii, amaranthus retroflexus, avena fatua, echinochloa crus-galli, persicaria lapathifolia, capsella bursa-pastoris, lamium purpureum, lipandra polysperma, lysimachia arvensis, stellaria media, veronica persica, viola arvensis, artemisia vulgaris, bryum atrovirens, cirsium arvense, dicranella staphylina, elymus repens, fallopia convolvulus, galinsoga parviflora, galinsoga quadriradiata, galium aparine, galium spurium, mentha arvensis, myosotis arvensis, plantago uliginosa, sonchus asper, sonchus oleraceus, trifolium repens, tripleurospermum inodorum, veronica polita, weissia longifolia