⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-232079, with some changes.
This name is a synonym of Carex bigelowii subsp. rigida .
The record derives from WCSP which reports it as a synonym (record 232079
) with original publication details: Ill. Carex 4: 167 1867.