holcus lanatus, agrostis stolonifera, glyceria fluitans, persicaria amphibia, persicaria hydropiper, persicaria maculosa, agrostis capillaris, bidens tripartita, juncus effusus, phalaris arundinacea, ranunculus repens, alisma plantago-aquatica, equisetum fluviatile, jacobaea aquatica, sparganium erectum