agrostis stolonifera, argentina anserina, bidens tripartita, cyperus flavescens, eleocharis acicularis, eleocharis palustris, inula britannica, juncus atratus, juncus compressus, lysimachia nummularia, mentha arvensis, persicaria hydropiper, poa annua, ranunculus repens, trifolium fragiferum, trifolium repens, cyperus fuscus, gnaphalium uliginosum, juncus bufonius, myosotis scorpioides, veronica anagallis-aquatica