text: rorippa sylvestris, stellaria media, veronica persica, capsella bursa-pastoris, convolvulus arvensis, digitaria sanguinalis, poa trivialis, setaria pumila, solanum nigrum, veronica hederifolia, amaranthus hybridus, amaranthus retroflexus, chenopodium album, cirsium arvense, clematis vitalba, cynodon dactylon, echinochloa crus-galli, euphorbia helioscopia, fallopia convolvulus, lamium amplexicaule, lamium purpureum, lolium perenne, persicaria lapathifolia, plantago media, poa annua, polygonum aviculare, portulaca oleracea, potentilla reptans, rumex crispus, setaria viridis, sonchus arvensis, sonchus asper, sorghum halepense, urtica dioica, veronica chamaedrys