be, arr. oostende, agrostis stolonifera, trifolium repens, lolium perenne, alopecurus geniculatus, ranunculus repens, bolboschoenus maritimus, ranunculus sceleratus, juncus gerardii, poa trivialis, eleocharis palustris, trifolium fragiferum, argentina anserina, helosciadium nodiflorum, cirsium arvense, poa annua, elymus repens, lysimachia maritima, rumex crispus, plantago major, spergularia marina, atriplex prostrata, juncus bufonius, juncus articulatus, polygonum aviculare, holcus lanatus, ranunculus sardous, apium nodiflorum, scorzoneroides autumnalis, phragmites australis, persicaria amphibia, triglochin maritima, bellis perennis, poa pratensis, cotula coronopifolia, lemna minor, glyceria fluitans, festuca rubra, triglochin palustris, tripolium pannonicum, hordeum secalinum, stellaria media, glyceria notata, cynosurus cristatus, puccinellia maritima, stuckenia pectinata, persicaria maculosa, plantago coronopus, urtica dioica, schoenoplectus tabernaemontani, eleocharis uniglumis