Compositae Working Group (CWG) (2021). Global Compositae Database. Cirsium ser. Pugnacia Kharadze. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1252276 on 2024-05-07
original description(1975). Zametki Sist. Geogr. Rast. 31 page(s): 29 [details]
From other sources
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Cirsium ser. Pugnacia Kharadze [IPNI] [details] LSID urn:lsid:compositae.org:names:47C2C4FD-3228-424A-BCC0-CB9271CB09C3 [details]