Compositae Working Group (CWG) (2021). Global Compositae Database. Echinacea purpurea var. serotina (Nutt.) L.H.Bailey. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1162283 on 2024-05-18
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Nutt.) L.H. Bailey [Tropicos] [details] Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Rudbeckia purpurea var. serotina [Govaerts World Compositae Checklist A-G] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Echinacea purpurea var. serotina (Nutt.) L.H. Bailey [Tropicos] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record The Standard Cyclopedia of Horticulture 2: [Tropicos] [details] LSID urn:lsid:compositae.org:names:EFEE9959-6AC3-4663-BA63-48ABA35C55A1 [details]