Compositae Working Group (CWG) (2021). Global Compositae Database. Xanthium varians Greene. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1178048 on 2025-03-12
original description(1899). Pittonia 4 page(s): 59 [details]
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Pittonia 4(21A): [Tropicos] [details] LSID urn:lsid:compositae.org:names:DFED8ECC-A678-49B6-B3AB-45B1A4475025 [details]