text: rorippa amphibia, sparganium erectum, butomus umbellatus, calla palustris, carex acutiformis, equisetum fluviatile, lemna trisulca, lysimachia thyrsiflora, lythrum salicaria, oenanthe aquatica, persicaria amphibia, phalaris arundinacea, phragmites australis, sagittaria sagittifolia, sium latifolium