agrostis stolonifera, glyceria fluitans, poa trivialis, glyceria maxima, alopecurus geniculatus, holcus lanatus, phleum pratense, lolium perenne, phalaris arundinacea, trifolium repens, argentina anserina, carex hirta, eleocharis palustris, oenanthe fistulosa, persicaria amphibia, poa pratensis, ranunculus repens, sagittaria sagittifolia