⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-36080, with some changes.
This name is a synonym of Ambrosia polystachya .
The record derives from TICA which reports it as a synonym (record 4CFBE0C2-24BF-4D99-9B6D-42E844146AA2
) with original publication details: Contr. U. S. Natl. Herb. 11 551 1906.