agrostis stolonifera, argentina anserina, bidens cernuus, bidens tripartita, cyperus fuscus, echinochloa crus-galli, eleocharis palustris, juncus atratus, mentha arvensis, oxybasis rubra, plantago major, poa annua, ranunculus repens, rorippa sylvestris, spirodela polyrhiza, trifolium fragiferum, trifolium repens, eleocharis acicularis, inula britannica, juncus compressus, lycopus europaeus, lysimachia nummularia, myriophyllum verticillatum, oenanthe aquatica, persicaria hydropiper, persicaria maculosa, pulicaria vulgaris