Compositae Working Group (CWG) (2021). Global Compositae Database. Helianthus couplandii B.Boivin. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1188493 on 2025-03-28
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record B. Boivin [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Helianthus couplandii B. Boivin [Tropicos] [details] LSID urn:lsid:compositae.org:names:0E7A46DE-2D94-435F-B556-79EA650BC331 [details] Taxonomy as "Couplandii" [details]