agrostis stolonifera, alopecurus bulbosus, alopecurus geniculatus, argentina anserina, carex disticha, eleocharis palustris, elymus repens, festuca rubra, glyceria fluitans, hordeum secalinum, juncus gerardi, juncus inflexus, persicaria amphibia, phalaris arundinacea, poa trivialis, ranunculus repens, rumex crispus, triglochin palustris