⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2760191, and has not been changed.
This name is a synonym of Delphinium parryi subsp. purpureum (Lewis & Epling) M.J.Warnock.
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Brittonia 8: 15 1954.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:275713-2.