agrostis stolonifera, poa trivialis, glyceria fluitans, trifolium repens, drepanocladus aduncus, ranunculus repens, eleocharis palustris, juncus articulatus, oenanthe aquatica, persicaria hydropiper, plantago major, polygonum aviculare, rorippa palustris, sagina procumbens, stellaria media, bidens cernuus, cardamine pratensis, cirsium arvense, rorippa amphibia