Compositae Working Group (CWG) (2021). Global Compositae Database. Carduus amsteinii Brügger. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1174842 on 2025-03-25
original description(1880). Jahresber. Naturf. Ges. Graubündens II. page(s): 106 [details]
Unreviewed
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Carduus ×amsteinii Brügger [Govaerts World Compositae Checklist A-G] Carduus ×amsteinii Brügger [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Jahresber. Naturf. Ges. Graubündens , II, 23-24 [Govaerts World Compositae Checklist A-G] [details] LSID urn:lsid:compositae.org:names:02D289F9-DC0F-4A0B-B77B-323B864A62A9 [details]