⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2650514, with some changes.
This name is a synonym of Argemone subfusiformis Ownbey.
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Anales Univ. Chile 88: 98 1894.