⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-132382, with some changes.
This name is a synonym of Xanthium orientale subsp. californicum .
The record derives from TICA which reports it as a synonym (record 3C8BD5B9-06A5-4BDB-8813-E32553F49071
) with original publication details: Pittonia 4 62 1899.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:315889-2
.