Compositae Working Group (CWG) (2024). Global Compositae Database. Helenium heterophyllum DC.. Accessed at: https://compositae.org/gcd/aphia.php?p=taxdetails&id=1117251 on 2024-11-12
original description(1836). Prodr. (DC.) 5 page(s): 667 [details]
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Prodromus Systematis Naturalis Regni Vegetabilis 5: [Tropicos] [details] LSID urn:lsid:compositae.org:names:DB108326-9E2F-4E2C-943E-00496900F12C [details] Taxonomy 1-10 Oct 1836 [details]