Compositae Working Group (CWG) (2021). Global Compositae Database. Cirsium yakumontanum Masam.. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1170133 on 2024-05-03
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Prel. Rep. Veg. Yakusima [Flora of Japan] [details] LSID urn:lsid:compositae.org:names:669A3003-240F-4462-A90F-1F3B8B982FDE [details]