agrostis stolonifera, poa trivialis, persicaria hydropiper, rorippa amphibia, glyceria fluitans, acorus calamus, alopecurus geniculatus, catabrosa aquatica, glyceria maxima, holcus lanatus, phalaris arundinacea, ranunculus sceleratus, sparganium erectum, cerastium holosteoides, juncus bufonius, persicaria amphibia, ranunculus repens, stellaria alsine