Compositae Working Group (CWG) (2021). Global Compositae Database. Carduus nutans var. cossonianus Arènes. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1162366 on 2024-04-30
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Mém. Mus. Natl. Hist. Nat. 24 [Govaerts World Compositae Checklist A-G] [details] LSID urn:lsid:compositae.org:names:2D2CFCDC-EC4F-4344-914F-519D3CF4E4F8 [details]