text: echinochloa crus-galli, veronica persica, euphorbia helioscopia, lamium purpureum, stellaria media, veronica agrestis, aethusa cynapium, agrostemma githago, argentina anserina, atriplex sagittata, cirsium arvense, convolvulus arvensis, descurainia sophia, erysimum cheiranthoides, galium aparine, gnaphalium uliginosum, lapsana communis, lycopsis arvensis, lysimachia arvensis, mentha arvensis, persicaria lapathifolia, persicaria maculosa, plantago major, plantago uliginosa, poa annua, rumex crispus, silene vulgaris, symphytum officinale, veronica arvensis, vicia sativa, viola arvensis