⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2632244, and has not been changed.
This name is a synonym of Ptilotrichum longicaule (Boiss.) Boiss..
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Biblioth. Universelle Genève n.s., 17: 407 1838.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:277604-1.