be, arr. oostende, agrostis stolonifera, bolboschoenus maritimus, eleocharis palustris, helosciadium nodiflorum, ranunculus repens, apium nodiflorum, ranunculus sceleratus, alopecurus geniculatus, phragmites australis, trifolium repens, poa trivialis, plantago major, juncus articulatus, trifolium fragiferum, stuckenia pectinata, argentina anserina, glyceria fluitans, lolium perenne, oenanthe fistulosa, persicaria amphibia, juncus bufonius, atriplex prostrata, poa annua, rumex crispus, zannichellia palustris, alisma plantago-aquatica, myriophyllum spicatum, persicaria hydropiper, juncus gerardii, schoenoplectus tabernaemontani, lemna minor, cirsium arvense, ranunculus sardous, phalaris arundinacea, rumex conglomeratus, carex hirta, epilobium hirsutum, elymus repens, galium palustre, cotula coronopifolia, glyceria notata, veronica catenata, holcus lanatus, butomus umbellatus, myosotis scorpioides, spergularia marina, sparganium erectum, tripolium pannonicum, plantago uliginosa, polygonum aviculare