glyceria fluitans, holcus lanatus, poa trivialis, lolium perenne, agrostis stolonifera, helosciadium nodiflorum, hydrocotyle vulgaris, oenanthe fistulosa, phalaris arundinacea, phleum pratense, sagina procumbens, trifolium repens, triglochin palustris, bidens cernuus, cardamine pratensis, eleocharis palustris, juncus effusus, persicaria amphibia, persicaria maculosa, plantago major, ranunculus repens, rorippa palustris, ranunculus sceleratus