Compositae Working Group (CWG) (2021). Global Compositae Database. Cirsium undulatum var. grahamii (A.Gray) Petr.. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1235387 on 2024-05-19
original descriptionBeih. Bot. Centralbl. 27(2): 247 (1910) page(s): 247 [details]
original description(ofCirsium grahamii A.Gray)Gray, A. (1852). Plantae Wrightianae Texano-Neo-Mexicanae. <em>Smithsonian Contr. Knowl.</em> 3(5): 1-146. page(s): 102 [details]
From other sources
Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Cirsium grahamii [Govaerts World Compositae Checklist A-G] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Beih. Bot. Centralbl. 27(2) [Govaerts World Compositae Checklist A-G] [details] LSID urn:lsid:compositae.org:names:B9091B88-7CF8-4442-9F62-BB0238020A44 [details]