helosciadium nodiflorum, nasturtium officinale, eleocharis palustris, sparganium erectum, agrostis stolonifera, equisetum fluviatile, hippuris vulgaris, juncus articulatus, mentha aquatica, baldellia ranunculoides, bidens cernuus, chara vulgaris, myosotis laxa, potamogeton berchtoldii, veronica anagallis-aquatica