eleocharis uniglumis, argentina anserina, alopecurus geniculatus, carex nigra, persicaria maculosa, bryum argenteum, juncus articulatus, juncus bufonius, leptodictyum riparium, pohlia nutans, ranunculus flammula, rorippa palustris, rumex crispus, gnaphalium uliginosum, plantago major, poa trivialis