be, arr. oostende, phragmites australis, agrostis stolonifera, bolboschoenus maritimus, poa trivialis, cotula coronopifolia, ranunculus repens, ranunculus sceleratus, calystegia sepium, persicaria amphibia, alopecurus geniculatus, lycopus europaeus, atriplex prostrata, galium palustre, epilobium hirsutum, cirsium arvense, eleocharis palustris, phalaris arundinacea, urtica dioica, rumex conglomeratus, cardamine pratensis, carex riparia, holcus lanatus, argentina anserina, trifolium repens, glyceria maxima, lemna minor, myosotis laxa, rumex hydrolapathum, rumex crispus, oenanthe fistulosa, lolium perenne, juncus bufonius, eleocharis uniglumis, juncus effusus, lythrum salicaria, helosciadium nodiflorum, juncus gerardii, juncus articulatus, schoenoplectus tabernaemontani, iris pseudacorus, althaea officinalis, eupatorium cannabinum, elymus repens, alisma plantago-aquatica, plantago major, carex disticha, glyceria fluitans, apium nodiflorum, myosotis scorpioides, crassula helmsii