be, arr. oostende, agrostis stolonifera, ranunculus repens, alopecurus geniculatus, trifolium repens, lolium perenne, eleocharis palustris, poa trivialis, holcus lanatus, persicaria amphibia, ranunculus sceleratus, glyceria fluitans, phragmites australis, argentina anserina, bolboschoenus maritimus, oenanthe fistulosa, cardamine pratensis, juncus articulatus, cirsium arvense, elymus repens, trifolium fragiferum, juncus gerardii, rumex crispus, juncus bufonius, eleocharis uniglumis, helosciadium nodiflorum, plantago major, festuca rubra, rumex acetosa, ranunculus acris, galium palustre, cotula coronopifolia, myosotis laxa, bellis perennis, ranunculus flammula, cynosurus cristatus, juncus effusus, phalaris arundinacea, scorzoneroides autumnalis, carex hirta, apium nodiflorum, poa annua, lemna minor, plantago lanceolata, rumex conglomeratus, jacobaea aquatica, glyceria maxima, anthoxanthum odoratum, carex disticha, ranunculus sardous, hordeum secalinum