text: cirsium arvense, solanum tuberosum, elymus repens, capsella bursa-pastoris, chenopodium album, fallopia convolvulus, galinsoga parviflora, galium aparine, gnaphalium uliginosum, lapsana communis, mentha arvensis, myosotis arvensis, persicaria maculosa, plantago uliginosa, poa annua, setaria pumila, sonchus arvensis, sonchus asper, stachys palustris, stellaria media, tripleurospermum inodorum, veronica persica, viola arvensis