⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2705402, and has not been changed.

Castilleja wyomingensis Rydb. is a synonym of Castilleja sulphurea Rydb.

This name is a synonym of Castilleja sulphurea Rydb..

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Bull. Torrey Bot. Club 28: 502 1901.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:49779-2.