be, arr. dendermonde, glyceria maxima, phragmites australis, phalaris arundinacea, rorippa amphibia, persicaria amphibia, galium palustre, elodea nuttallii, agrostis stolonifera, sparganium erectum, lemna minor, alisma plantago-aquatica, equisetum fluviatile, myosotis scorpioides, persicaria hydropiper, oenanthe aquatica, ranunculus repens, carex acuta, lythrum salicaria, glyceria fluitans, poa trivialis, spirodela polyrhiza, urtica dioica, lycopus europaeus, sagittaria sagittifolia, lemna trisulca, iris pseudacorus, hydrocharis morsus-ranae, rumex hydrolapathum, ranunculus sceleratus, equisetum palustre, solanum dulcamara, calystegia sepium, juncus effusus, symphytum officinale, cardamine pratensis, lysimachia vulgaris, epilobium hirsutum, eleocharis palustris, cirsium arvense, carex riparia, alopecurus geniculatus, bidens frondosa, elodea canadensis, carex disticha, ceratophyllum demersum, acorus calamus, butomus umbellatus, potamogeton trichoides, alopecurus pratensis, hottonia palustris