agrostis capillaris, agrostis stolonifera, poa pratensis, poa trivialis, catabrosa aquatica, holcus lanatus, glyceria fluitans, persicaria hydropiper, phalaris arundinacea, alisma plantago-aquatica, eleocharis palustris, juncus articulatus, persicaria amphibia, ranunculus repens, ranunculus sceleratus, rumex acetosella, stellaria media