plantago uliginosa, agrostis stolonifera, echinochloa crus-galli, persicaria minor, eleocharis palustris, leersia oryzoides, bidens tripartita, eleocharis acicularis, equisetum arvense, gnaphalium uliginosum, lythrum portula, persicaria hydropiper, polygonum aviculare, rorippa palustris, trifolium hybridum, carex hirta, myosotis laxa, ranunculus sceleratus, sonchus oleraceus, stellaria alsine, stellaria aquatica, veronica anagallis-aquatica