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