fr, pas-de-calais, lythrum salicaria, lycopus europaeus, phragmites australis, rorippa amphibia, solanum dulcamara, iris pseudacorus, phalaris arundinacea, lysimachia vulgaris, urtica dioica, calystegia sepium, lemna minor, bidens frondosa, nuphar lutea, stuckenia pectinata, ceratophyllum demersum, galium palustre, myriophyllum spicatum, spirodela polyrhiza, epilobium hirsutum, persicaria hydropiper, stachys palustris, ludwigia grandiflora, alisma plantago-aquatica, carex riparia, persicaria amphibia, myosotis scorpioides, salix alba, glyceria maxima, symphytum officinale, scutellaria galericulata, rumex hydrolapathum, butomus umbellatus, sparganium erectum, typha latifolia, oenanthe aquatica, sparganium emersum, bidens tripartita, typha angustifolia, potamogeton crispus, humulus lupulus, rubus caesius, persicaria lapathifolia, elodea canadensis, schoenoplectus lacustris, agrostis stolonifera, hydrocharis morsus-ranae, cirsium arvense, eupatorium cannabinum, bolboschoenus maritimus, potamogeton lucens