Compositae Working Group (CWG) (2021). Global Compositae Database. Cirsium horridum (Wimm. & Grab.) Stankov. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1206468 on 2025-03-28
Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Cirsium arvense var. horridum [Govaerts World Compositae Checklist A-G] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Stankov in Stankov & Taliev, Opred. Vysš. Rast. Evr. Casti SSSR. 1949. [Euro+Med] Syst. Classif. Vasc. Pl. Eur. Russ. [Govaerts World Compositae Checklist A-G] [details] LSID urn:lsid:compositae.org:names:CA07C240-08FE-4A47-B92C-D7C91DD9EA4A [details] Status nom. illeg. [details]