Compositae Working Group (CWG) (2021). Global Compositae Database. Centaurea syrmiensis Gugler. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1179956 on 2025-04-03
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Ann. Hist.-Nat. Mus. Natl. Hung. 6 [Govaerts World Compositae Checklist A-G] [details] LSID urn:lsid:compositae.org:names:8ACC7234-0E8C-44FD-A250-4D74306FCC91 [details]