⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2617558, and has not been changed.
This name is a synonym of Alternanthera echinocephala (Hook.f.) Christoph..
The record derives from WCSP (in review) which reports it as a synonym with original publication details: J. Wash. Acad. Sci. 5: 74 1915.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:2482-2.