Compositae Working Group (CWG) (2025). Global Compositae Database. Achillea millefolium var. californica (Pollard) Jeps.. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1238722 on 2025-09-12
original description(ofAchillea californica Pollard)Robinson, B.L. (1899). Revision of the genus <em>Guardiola</em>. <em>Bull. Torrey Bot. Club.</em> 26, 232-235. page(s): 369 [details]
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Achillea californica [Govaerts World Compositae Checklist A-G] Achillea californica Pollard. [MesoAmericana] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Achillea millefolium L. var. californica (Pollard) Jeps. [Preliminary Checklist of North American Compositae] [details] LSID urn:lsid:compositae.org:names:F9AABFA4-EEE2-4877-B731-F4B42B74F7E6 [details] Type material H. W. Henshaw s.n. [May 1893] (HT: US-238094). [details]