fr, pas-de-calais, phragmites australis, epilobium hirsutum, urtica dioica, sparganium erectum, lycopus europaeus, persicaria amphibia, glyceria maxima, phalaris arundinacea, agrostis stolonifera, lemna minor, ranunculus repens, solanum dulcamara, typha latifolia, lythrum salicaria, cirsium arvense, alisma plantago-aquatica, calystegia sepium, iris pseudacorus, poa trivialis, ranunculus sceleratus, rumex hydrolapathum, nuphar lutea, holcus lanatus, juncus effusus, spirodela polyrhiza, potamogeton natans, elodea nuttallii, lemna trisulca, myosotis scorpioides, sagittaria sagittifolia, persicaria hydropiper, glyceria fluitans, rorippa amphibia, galium aparine, galium palustre, eleocharis palustris, stachys palustris, eupatorium cannabinum, ceratophyllum demersum, butomus umbellatus, symphytum officinale, lemna gibba, helosciadium nodiflorum, rumex obtusifolius, hydrocharis morsus-ranae, equisetum fluviatile, elodea canadensis, rumex crispus, typha angustifolia, lysimachia vulgaris