Compositae Working Group (CWG) (2021). Global Compositae Database. Rudbeckia serotina var. lanceolata (Bisch.) Fernald & B.G.Schub.. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1242633 on 2025-03-30
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Bisch.) Fern. & B.G. Schub. [Preliminary Checklist of North American Compositae] (Bisch.) Fernald & B.G. Schub. [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Rudbeckia serotina Nutt. var. lanceolata (Bisch.) Fern. & B.G. Schub. [Preliminary Checklist of North American Compositae] Rudbeckia serotina var. lanceolata (Bisch.) Fernald & B.G. Schub. [Tropicos] [details] LSID urn:lsid:compositae.org:names:70287977-B207-4A6A-B600-A3C84FAAE198 [details]