⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2760363, and has not been changed.
This name is a synonym of Delphinium occidentale (S.Watson) S.Watson ex Coult..
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Ill. Fl. Pacific States 2: 187 1944.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:77498-2.