text: amaranthus retroflexus, convolvulus arvensis, echinochloa crus-galli, portulaca oleracea, arctium lappa, chenopodium album, chondrilla juncea, cichorium intybus, cirsium arvense, datura stramonium, lamium purpureum, linaria vulgaris, sambucus ebulus, setaria pumila, solanum nigrum, sonchus arvensis, symphytum tuberosum