Carex nigra subsp. dacica (Heuff.) Soó in Acta Bot. Acad. Sci. Hung. 16: 370. 1971 Carex nigra subsp. dacica (Heuff.) Soó in Acta Bot. Acad. Sci. Hung. 16: 370. 1971is new combination for Carex dacica Heuff. in Flora 18: 247. 1835Taxon for this nameCarex nigra subsp. dacica (Heuff.) Soó