text: alisma plantago-aquatica, alopecurus aequalis, callitriche palustris, juncus effusus, sparganium erectum, bidens cernuus, echinochloa crus-galli, elatine triandra, eleocharis acicularis, equisetum palustre, leersia oryzoides, lycopus europaeus, persicaria lapathifolia, ranunculus sceleratus, riccia fluitans, tripleurospermum inodorum