⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-231675, with some changes.
This name is a synonym of Carex dolichostachya subsp. trichosperma (Ohwi) T.Koyama.
The record derives from WCSP which reports it as a synonym (record 231675) with original publication details: Jap. J. Bot. 7: 204 1934.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:302711-1.