alopecurus geniculatus, glyceria fluitans, agrostis stolonifera, spirodela polyrhiza, bolboschoenus maritimus, glyceria maxima, lemna gibba, myosotis laxa, myosotis scorpioides, persicaria hydropiper, phalaris arundinacea, ranunculus repens, ranunculus sceleratus, veronica catenata, oenanthe fistulosa, persicaria amphibia, persicaria lapathifolia, polygonum aviculare