bolboschoenus yagara, lemna minor, oenanthe aquatica, alopecurus aequalis, bidens radiata, bidens tripartita, persicaria hydropiper, alisma plantago-aquatica, bidens cernuus, eleocharis ovata, lythrum hyssopifolia, lythrum portula, myosotis laxa, persicaria minor, phragmites australis, rorippa palustris