be, arr. liège, lemna minor, phragmites australis, alisma plantago-aquatica, persicaria amphibia, agrostis stolonifera, persicaria lapathifolia, lythrum salicaria, cirsium arvense, stuckenia pectinata, sparganium erectum, gnaphalium uliginosum, echinochloa crus-galli, tripleurospermum inodorum, ranunculus repens, phalaris arundinacea, epilobium hirsutum, eleocharis palustris, butomus umbellatus, ceratophyllum demersum, polygonum aviculare, lemna trisulca, spirodela polyrhiza, rumex crispus, potamogeton crispus, hordeum vulgare, urtica dioica, ranunculus sceleratus, lycopus europaeus, solanum dulcamara, chenopodium album, elymus repens, elodea canadensis, glyceria maxima, myriophyllum spicatum, poa annua, potamogeton natans, typha latifolia, triticum aestivum, plantago major, persicaria maculosa, oenanthe aquatica, glyceria fluitans, bidens tripartita, poa trivialis, sagittaria sagittifolia, argentina anserina, lathyrus tuberosus, galium aparine, sparganium emersum, bolboschoenus maritimus