Compositae Working Group (CWG) (2021). Global Compositae Database. Helianthus dowellianus M.A.Curtis. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1203041 on 2025-03-30
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record M.A. Curtis [Preliminary Checklist of North American Compositae] M.A. Curtis [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Helianthus dowellianus M.A. Curtis [Preliminary Checklist of North American Compositae] Helianthus dowellianus M.A. Curtis [Tropicos] [details] Contributed data: Notes Data only shown for fields conflicting with the consensus taxon record as "Dowellianus" [Tropicos] [details] LSID urn:lsid:compositae.org:names:84C97171-FAF8-41AB-B866-C56D50E0D1AE [details] Taxonomy Jan ? 1843 [details]