⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-229805, with some changes.
This name is a synonym of Carex sachalinensis .
The record derives from WCSP which reports it as a synonym (record 229805
) with original publication details: Index Pl. Jap. 2(1): 126 1905.