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