⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-225452, with some changes.
This name is a synonym of Carex nigra subsp. nigra .
The record derives from WCSP which reports it as a synonym (record 225452) with original publication details: Nova Acta Regiae Soc. Sci. Upsal. 11: 282 1839.