text: glyceria maxima, phalaris arundinacea, glyceria fluitans, agrostis stolonifera, spirodela polyrhiza, eleocharis palustris, elodea nuttallii, lemna minor, myosotis laxa, myosotis scorpioides, nasturtium microphyllum, potamogeton trichoides, alisma lanceolatum, alisma plantago-aquatica, oenanthe aquatica