alopecurus geniculatus, agrostis stolonifera, carex rostrata, hippuris vulgaris, juncus bufonius, argentina anserina, gnaphalium uliginosum, eleocharis palustris, equisetum arvense, persicaria lapathifolia, equisetum fluviatile, mentha aquatica, rorippa sylvestris, veronica scutellata