Compositae Working Group (CWG) (2021). Global Compositae Database. Cirselium Brot.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1081083 on 2024-05-14
original description(1804). Fl. Lusit. 1 page(s): 346 [details]
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Flora Lusitanica 1: [Tropicos] [details] LSID urn:lsid:compositae.org:names:3E905D9F-A933-4F69-B968-2CDAE99BB9B5 [details] Status orth. var. = Cirsellium [details]