poa trivialis, agrostis stolonifera, glyceria fluitans, holcus lanatus, stellaria media, alopecurus geniculatus, argentina anserina, cerastium holosteoides, glyceria maxima, myosotis scorpioides, persicaria hydropiper, ranunculus repens, trifolium repens, equisetum fluviatile, polygonum aviculare, rumex conglomeratus