⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-69171, with some changes.
This name is a synonym of Xanthium ambrosioides .
The record derives from TICA which reports it as a synonym (record 4C2E0E46-8301-44B9-8E78-E46ECC9FC2D9
) with original publication details: Canad. J. Bot. 37: 204 (1959) 204 1959.