be, arr. oostende, agrostis stolonifera, ranunculus repens, alopecurus geniculatus, poa trivialis, ranunculus sceleratus, trifolium repens, lolium perenne, eleocharis palustris, persicaria amphibia, glyceria fluitans, plantago major, bolboschoenus maritimus, poa annua, rumex crispus, helosciadium nodiflorum, elymus repens, apium nodiflorum, cirsium arvense, holcus lanatus, phragmites australis, phalaris arundinacea, polygonum aviculare, argentina anserina, juncus articulatus, trifolium fragiferum, cardamine pratensis, oenanthe fistulosa, juncus bufonius, persicaria hydropiper, bellis perennis, glyceria maxima, lemna minor, persicaria maculosa, rumex conglomeratus, alisma plantago-aquatica, glyceria notata, ranunculus sardous, carex hirta, cotula coronopifolia, butomus umbellatus, atriplex prostrata, stellaria media, phleum pratense, myosotis scorpioides, galium palustre, juncus effusus, ranunculus acris, matricaria discoidea, epilobium hirsutum, sparganium erectum