agrostis gigantea, poa trivialis, oenanthe fistulosa, eleocharis palustris, elymus repens, glyceria fluitans, ranunculus repens, persicaria hydropiper, alopecurus geniculatus, juncus articulatus, trifolium repens, bidens cernuus, glyceria maxima, sparganium erectum, sium latifolium, stellaria alsine