poa trivialis, agrostis stolonifera, glyceria fluitans, glyceria maxima, holcus lanatus, ranunculus repens, trifolium repens, acorus calamus, berula erecta, cardamine pratensis, galium palustre, oenanthe fistulosa, sparganium erectum, juncus articulatus, juncus effusus, myosotis scorpioides, rorippa amphibia, stellaria alsine, ranunculus flammula, ranunculus sceleratus, rumex hydrolapathum