echinochloa crus-galli, persicaria amphibia, phalaris arundinacea, alisma plantago-aquatica, bidens tripartita, butomus umbellatus, cirsium arvense, eleocharis acicularis, glycyrrhiza glabra, lipandra polysperma, lythrum salicaria, lythrum virgatum, oenanthe aquatica, rorippa palustris, stachys palustris