be, arr. sint-niklaas, crassula helmsii, bidens frondosa, ludwigia grandiflora, azolla filiculoides, lycopus europaeus, lythrum salicaria, phragmites australis, iris pseudacorus, acorus calamus, lysimachia vulgaris, rumex hydrolapathum, nymphaea marliacea, elodea nuttallii, solanum dulcamara, eupatorium cannabinum, myriophyllum aquaticum, epilobium hirsutum, lemna minuta, potentilla indica, epilobium ciliatum, alnus glutinosa, lemna minor, sparganium erectum, galium palustre, stachys palustris, cyperus eragrostis, glyceria maxima, nuphar lutea, hydrocharis morsus-ranae, urtica dioica, erigeron sumatrensis, symphytum officinale, galinsoga quadriradiata, persicaria hydropiper, echinochloa crus-galli, myosotis scorpioides, typha latifolia, rorippa amphibia, juncus effusus, lepidium didymum, calystegia sepium, scutellaria galericulata, persicaria amphibia, alisma plantago-aquatica, cardamine pratensis, carex pseudocyperus, phalaris arundinacea, hottonia palustris, nymphaea alba, melilotus albus