⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-60222, with some changes.
This name is a synonym of Cosmos pacificus Melchert.
The record derives from TICA which reports it as a synonym (record C9CD6E20-9C3D-48CF-8A25-9C9D9F200256) with original publication details: Brittonia 16 66 1964.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:66746-2.