be, arr. oostende, agrostis stolonifera, eleocharis palustris, ranunculus repens, helosciadium nodiflorum, poa trivialis, glyceria fluitans, trifolium repens, apium nodiflorum, alopecurus geniculatus, juncus articulatus, bolboschoenus maritimus, ranunculus sceleratus, lolium perenne, oenanthe fistulosa, persicaria amphibia, plantago major, lemna minor, holcus lanatus, poa annua, rumex conglomeratus, juncus bufonius, phragmites australis, glyceria notata, argentina anserina, rumex crispus, trifolium fragiferum, elymus repens, galium palustre, sparganium erectum, phalaris arundinacea, carex hirta, myriophyllum spicatum, glyceria maxima, alisma plantago-aquatica, stuckenia pectinata, cirsium arvense, myosotis scorpioides, persicaria hydropiper, bellis perennis, cardamine pratensis, juncus effusus, butomus umbellatus, polygonum aviculare, zannichellia palustris, ranunculus flammula, ranunculus sardous, phleum pratense, lemna trisulca, veronica catenata, myosotis laxa