agrostis stolonifera, alopecurus geniculatus, poa trivialis, ranunculus repens, holcus lanatus, glyceria fluitans, glyceria maxima, oenanthe fistulosa, persicaria hydropiper, stellaria alsine, cardamine pratensis, eleocharis palustris, elymus repens, juncus articulatus, juncus bufonius, poa annua, polygonum aviculare, sparganium erectum, stellaria media, trifolium repens, triglochin palustris, cirsium arvense, helosciadium nodiflorum, nymphoides peltata