Note 10 Aug 1964, 1588, N. H. Holmgren & James L....
Unreviewed
Type material 10 Aug 1964, 1588, N. H. Holmgren & James L. Reveal, Snake Range, Humboldt National Forest, Snake Creek Canyon, above Johnson Lake, steep rocky slope, granite, alt. 11000 ft, holotype UTC, isotype MIN, isotype WTU [details]
Compositae Working Group (CWG) (2025). Global Compositae Database. Cirsium eatonii var. viperinum D.J.Keil. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1157357 on 2025-03-22
original description(2004). Sida 21(1) page(s): 212 [details]
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record D.J. Keil [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Cirsium eatonii (A.Gray) B.L.Rob. var. viperinum [IPNI] Cirsium eatonii var. viperinum D.J. Keil [Tropicos] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Sida 21 [Govaerts World Compositae Checklist A-G] Sida 21(1): [Tropicos] [details] LSID urn:lsid:compositae.org:names:E2A71D3C-1326-473B-B08E-896DF7DE4DAA [details] Taxonomy 20 Aug 2004 [details] Type material 10 Aug 1964, 1588, N. H. Holmgren & James L. Reveal, Snake Range, Humboldt National Forest, Snake Creek Canyon, above Johnson Lake, steep rocky slope, granite, alt. 11000 ft, holotype UTC, isotype MIN, isotype WTU [details]