⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-13997, with some changes.
This name is a synonym of Tithonia diversifolia (Hemsl.) A.Gray.
The record derives from TICA which reports it as a synonym (record 5226CFD4-3334-448B-9C75-19FDE085E381) with original publication details: Contr. U.S. Natl. Herb. 20: 435. 1921. 435 1921.