be, arr. oostende, agrostis stolonifera, eleocharis palustris, trifolium fragiferum, alopecurus geniculatus, bolboschoenus maritimus, helosciadium nodiflorum, trifolium repens, ranunculus repens, lolium perenne, apium nodiflorum, poa trivialis, juncus gerardii, oenanthe fistulosa, juncus articulatus, ranunculus sardous, eleocharis uniglumis, glyceria fluitans, ranunculus sceleratus, juncus bufonius, argentina anserina, plantago major, glyceria notata, rumex crispus, elymus repens, persicaria amphibia, cotula coronopifolia, atriplex prostrata, phragmites australis, hordeum secalinum, rumex conglomeratus, holcus lanatus, spergularia marina, bellis perennis, alopecurus bulbosus, scorzoneroides autumnalis, poa annua, triglochin palustris, cirsium arvense, lysimachia maritima, schoenoplectus tabernaemontani, galium palustre, carex hirta, myosotis laxa, juncus effusus, ranunculus flammula, jacobaea aquatica, lemna minor, triglochin maritima, polygonum aviculare, poa pratensis