Compositae Working Group (CWG) (2021). Global Compositae Database. Helianthus verbesinoides Kunth. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1213069 on 2024-05-14
Contributed data: Notes Data only shown for fields conflicting with the consensus taxon record also quarto ed. 4: 221 (1820) [Tropicos] [details] LSID urn:lsid:compositae.org:names:EBFCE8F5-05A0-4B20-A55D-FA60581E0B52 [details] Taxonomy 1820 publ. 26 Oct 1818 [details]