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