poa trivialis, galium palustre, glyceria fluitans, oenanthe fistulosa, stellaria alsine, trifolium repens, ranunculus repens, agrostis stolonifera, bidens cernuus, cardamine pratensis, equisetum fluviatile, glyceria maxima, juncus articulatus, mentha aquatica, ranunculus sceleratus, cirsium arvense, myosotis scorpioides, persicaria lapathifolia, persicaria maculosa, sparganium erectum