eleocharis uniglumis, agrostis stolonifera, glyceria fluitans, alopecurus geniculatus, juncus articulatus, persicaria amphibia, argentina anserina, cardamine pratensis, holcus lanatus, lemna minor, poa trivialis, ranunculus repens, rumex maritimus, scorzoneroides autumnalis, trifolium repens, triglochin palustris