Compositae Working Group (CWG) (2021). Global Compositae Database. Cirsium spinuliferum (Kitam.) Kadota. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1134830 on 2024-05-06
Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Cirsium kagamontanum Nakai var. spinuliferum Kitam. [IPNI] [details] LSID urn:lsid:compositae.org:names:93BC1E5C-08FF-4CF8-B441-8E8FF2A24C2C [details] Taxonomy 22 Mar 2009 [details]