carex acuta - found growing on the margins of rivers and lakes in the palaearctic terrestrial ecoregions in beds of wet, alkaline

sedge nature pond yellow black spring shore flowering garden plant blooming blossom natural colorful flora green leaf background macro bank blossoming lake cyperaceae water grasslike closeup fresh wild carex flower grass marsh light nigra caps outdoor splash damp bog bright wildflower tall coast wetland contrast riparian wet leaves acuta found growing margins rivers lakes palaearctic terrestrial ecoregions beds alkaline acid depressions mineral soil