⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2759997, and has not been changed.
This name is a synonym of Delphinium nuttallianum var. lineapetalum (Ewan) C.L.Hitchc..
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Univ. Colorado Stud., Ser. D, Phys. Sci. 2: 127 1945.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:77409-2.