Compositae Working Group (CWG) (2021). Global Compositae Database. Cirsium polycephalum DC.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1084159 on 2024-05-01
Present Inaccurate Introduced: alien Containing type locality
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record DC., Prodr. 6. 1838. [Euro+Med] Prodr. 6 [Govaerts World Compositae Checklist A-G] [details] LSID urn:lsid:compositae.org:names:0EE5FB1F-D03C-4DBE-BB58-0AA365EE1C25 [details] Taxonomy 1837 publ. early Jan 1838 [details]