Compositae Working Group (CWG) (2021). Global Compositae Database. Carduus ×borderi Rouy. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1186151 on 2024-06-08
original description(1905). Fl. France 9: 92 (1905) page(s): 92 [details]
From other sources
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Carduus ×borderei Rouy [Govaerts World Compositae Checklist A-G] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Fl. France 9 [Govaerts World Compositae Checklist A-G] [details] LSID urn:lsid:compositae.org:names:02366314-25E3-45B9-A402-6DD2BD5AB854 [details]