cyperus eragrostis, agrostis stolonifera, holcus lanatus, juncus articulatus, juncus inflexus, persicaria maculosa, poa trivialis, ranunculus repens, rumex conglomeratus, equisetum palustre, galium palustre, lolium arundinaceum, lythrum salicaria, mentha aquatica, oenanthe crocata, polygonum aviculare, potentilla reptans, scrophularia auriculata