Compositae Working Group (CWG) (2025). Global Compositae Database. Phaethusa helianthoides (Michx.) Britton. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1137942 on 2025-04-29
original description(1913). Ill. Fl. N. U.S. (Britton & Brown), ed. 2. 3[details]
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record Britton [IPNI] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Phaethusa helianthoides Britton [IPNI] [details] LSID urn:lsid:compositae.org:names:48690A6E-A7BC-4C69-8050-A7C7D6687C90 [details]