⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-113171, with some changes.
This name is a synonym of Xanthium sibiricum var. sibiricum .
The record derives from TICA which reports it as a synonym (record 8F3E43CA-BA11-4313-A8D2-B70997183E95) with original publication details: Repert. Spec. Nov. Regni Veg. Beih. 20: 31 1923.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:260853-1.