cyperus longus, veronica beccabunga, berula erecta, nasturtium officinale, veronica anagallis-aquatica, agrostis stolonifera, alisma plantago-aquatica, hippuris vulgaris, lythrum salicaria, myosotis scorpioides, oenanthe aquatica, paspalum distichum, ranunculus ophioglossifolius, sium latifolium, sparganium erectum, stachys palustris