glyceria maxima, agrostis stolonifera, glyceria fluitans, poa trivialis, argentina anserina, cirsium arvense, eleocharis palustris, equisetum fluviatile, galium palustre, holcus lanatus, juncus articulatus, oenanthe fistulosa, persicaria hydropiper, persicaria maculosa, ranunculus repens, rumex conglomeratus