nl, utrecht, agrostis stolonifera, ranunculus repens, galium palustre, glyceria fluitans, phalaris arundinacea, glyceria maxima, persicaria amphibia, poa trivialis, carex riparia, phragmites australis, myosotis scorpioides, iris pseudacorus, equisetum fluviatile, cardamine pratensis, rorippa amphibia, juncus effusus, lemna minor, eleocharis palustris, sparganium erectum, alisma plantago-aquatica, alopecurus geniculatus, lemna trisulca, lythrum salicaria, persicaria hydropiper, holcus lanatus, carex acuta, lycopus europaeus, oenanthe fistulosa, trifolium repens, spirodela polyrhiza, ranunculus flammula, ranunculus sceleratus, lysimachia vulgaris, urtica dioica, juncus articulatus, hydrocharis morsus-ranae, solanum dulcamara, argentina anserina, oenanthe aquatica, carex disticha, alopecurus pratensis, lolium perenne, rumex hydrolapathum, calystegia sepium, elodea nuttallii, lysimachia nummularia, elymus repens, cirsium arvense, myosotis laxa, rumex conglomeratus