⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-224383, and has not been changed.
This name is a synonym of Carex × heterophyta Holmb..
The record derives from WCSP which reports it as a synonym (record 224383) with original publication details: Jahresber. Preuss. Bot. Vereins 1927-1929: 9 1930.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:298497-1.