text: carex pseudocyperus, typha latifolia, glyceria maxima, lycopus europaeus, spirodela polyrhiza, wolffia arrhiza, cardamine pratensis, cicuta virosa, epilobium palustre, galium palustre, hydrocharis morsus-ranae, lemna minor, lysimachia thyrsiflora, lythrum salicaria, ricciocarpos natans, bidens cernuus, sparganium erectum