⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-227695, with some changes.

Carex japonoalpina (T.Koyama) T.Koyama is a synonym of Carex atrata subsp. atrata

This name is a synonym of Carex atrata subsp. atrata .

The record derives from WCSP which reports it as a synonym (record 227695) with original publication details: Acta Phytotax. Geobot. 16: 154 1956.