agrostis stolonifera, juncus articulatus, argentina anserina, bidens cernuus, echinochloa crus-galli, juncus compressus, lysimachia nummularia, persicaria hydropiper, rorippa sylvestris, trifolium fragiferum, xanthium orientale, glyceria fluitans, glyceria maxima, medicago lupulina, persicaria maculosa