be, arr. oostende, phragmites australis, agrostis stolonifera, bolboschoenus maritimus, atriplex prostrata, cotula coronopifolia, poa trivialis, urtica dioica, calystegia sepium, cirsium arvense, ranunculus repens, ranunculus sceleratus, epilobium hirsutum, elymus repens, lemna minor, alopecurus geniculatus, althaea officinalis, persicaria amphibia, lolium perenne, phalaris arundinacea, rumex crispus, tripolium pannonicum, lycopus europaeus, plantago major, argentina anserina, trifolium repens, stuckenia pectinata, solanum dulcamara, galium aparine, holcus lanatus, carex riparia, glyceria maxima, persicaria hydropiper, galium palustre, juncus gerardii, alisma plantago-aquatica, eupatorium cannabinum, eleocharis palustris, lythrum salicaria, zannichellia palustris, rumex hydrolapathum, poa annua, stachys palustris, juncus bufonius, persicaria maculosa, helosciadium nodiflorum, polygonum aviculare, rumex conglomeratus, iris pseudacorus, triglochin maritima, sparganium erectum