The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2705296, with some changes.

M Castilleja retrorsa Standl. is a synonym of Castilleja tenuiflora Benth.

This name is a synonym of Castilleja tenuiflora Benth..

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Muhlenbergia 5: 81 1909.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:49704-2.