⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2704986, with some changes.
This name is a synonym of Castilleja wightii Elmer.
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Proc. Acad. Nat. Sci. Philadelphia 99: 182 1947.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:49484-2.