⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-233342, with some changes.
This name is a synonym of Cladium mariscus subsp. californicum (S.Watson) Govaerts.
The record derives from WCSP which reports it as a synonym (record 233342) with original publication details: Fl. Ariz. New Mex. 773 1941.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:59607-2.