be, arr. oostende, agrostis stolonifera, eleocharis palustris, helosciadium nodiflorum, bolboschoenus maritimus, alopecurus geniculatus, apium nodiflorum, ranunculus repens, trifolium repens, poa trivialis, oenanthe fistulosa, glyceria fluitans, ranunculus sceleratus, juncus articulatus, trifolium fragiferum, lolium perenne, persicaria amphibia, argentina anserina, plantago major, juncus bufonius, glyceria notata, eleocharis uniglumis, rumex conglomeratus, rumex crispus, juncus gerardii, phragmites australis, ranunculus sardous, lemna minor, poa annua, holcus lanatus, elymus repens, galium palustre, cirsium arvense, atriplex prostrata, bellis perennis, triglochin palustris, hordeum secalinum, schoenoplectus tabernaemontani, myosotis laxa, stuckenia pectinata, scorzoneroides autumnalis, alisma plantago-aquatica, cardamine pratensis, zannichellia palustris, carex hirta, veronica catenata, phalaris arundinacea, juncus effusus, myriophyllum spicatum, ranunculus flammula, sparganium erectum