Compositae Working Group (CWG) (2021). Global Compositae Database. Helianthella californica var. nevadensis (Greene) Jeps.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1228278 on 2025-03-29
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Helianthella californica A. Gray var. nevadensis (Greene) Jeps. [Preliminary Checklist of North American Compositae] [details] LSID urn:lsid:compositae.org:names:EC19AAAC-A26A-417A-AD2E-430C4D55F85E [details]