⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-224763, with some changes.
This name is a synonym of Carex atrata subsp. atrata .
The record derives from WCSP which reports it as a synonym (record 224763) with original publication details: Bot. Not. 1853: 36 1853.