be, arr. marche-en-famenne, lemna minor, glyceria fluitans, alisma plantago-aquatica, eleocharis palustris, sparganium erectum, spirodela polyrhiza, phalaris arundinacea, myosotis scorpioides, sparganium emersum, equisetum fluviatile, potamogeton natans, persicaria amphibia, potamogeton crispus, lythrum salicaria, galium palustre, lycopus europaeus, agrostis stolonifera, ranunculus repens, myriophyllum spicatum, elodea canadensis, sagittaria sagittifolia, persicaria hydropiper, glyceria maxima, ranunculus aquatilis, juncus effusus, rorippa amphibia, oenanthe aquatica, nuphar lutea, ceratophyllum demersum, ranunculus flammula, bidens tripartita, typha latifolia, persicaria lapathifolia, gnaphalium uliginosum, epilobium hirsutum, iris pseudacorus, ranunculus sceleratus, juncus articulatus, butomus umbellatus, stuckenia pectinata, poa trivialis, callitriche hamulata, urtica dioica, lysimachia vulgaris, veronica beccabunga, phragmites australis, leersia oryzoides, potamogeton lucens, eleocharis acicularis, carex vesicaria