Compositae Working Group (CWG) (2021). Global Compositae Database. Heliopsis laevis (L.) Pers.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1190526 on 2024-05-02
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record Pers. [IPNI] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Heliopsis laevis [Govaerts World Compositae Checklist A-G] Heliopsis laevis Pers. [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record 2: [Tropicos] [details] LSID urn:lsid:compositae.org:names:90301F17-EF4C-49FB-A12A-870FEA2E9DE2 [details] Taxonomy Sept 1807 [details]