text: acorus calamus, galium palustre, cardamine pratensis, ceratophyllum demersum, persicaria hydropiper, phalaris arundinacea, ranunculus repens, calystegia sepium, cicuta virosa, hydrocharis morsus-ranae, lemna minor, lycopus europaeus, lysimachia vulgaris, mentha verticillata, nymphaea alba, rorippa amphibia, rumex hydrolapathum, salix cinerea