text: amaranthus powellii, chenopodium album, convolvulus arvensis, cyclachaena xanthiifolia, chenopodiastrum hybridum, datura stramonium, echinochloa crus-galli, helianthus annuus, setaria pumila, sinapis arvensis, amaranthus albus, amaranthus retroflexus, anthemis cotula, capsella bursa-pastoris, fallopia convolvulus, galinsoga parviflora, hibiscus trionum, papaver rhoeas, portulaca oleracea, solanum nigrum, tripleurospermum inodorum