Compositae Working Group (CWG) (2021). Global Compositae Database. Cirsium polyphyllum (Rydb.) Rydb.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1211709 on 2025-03-11
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record Rydb. [IPNI] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Cirsium polyphyllum Rydb. [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Flora of the Rocky Mountains [Tropicos] [details] LSID urn:lsid:compositae.org:names:6E215851-1001-492D-B91A-F3023992350C [details] Taxonomy isonym [details]