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