glyceria fluitans, lemna trisulca, potamogeton natans, spirodela polyrhiza, agrostis stolonifera, hottonia palustris, lemna minor, alopecurus geniculatus, equisetum fluviatile, hydrocharis morsus-ranae, myosotis scorpioides, persicaria hydropiper, potamogeton acutifolius, rorippa amphibia, alisma plantago-aquatica, sagittaria sagittifolia, sparganium emersum