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