Compositae Working Group (CWG) (2024). Global Compositae Database. Rudbeckia fulgida var. spathulata (Michx.) Perdue. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1156883 on 2025-04-01
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Rudbeckia fulgida Aiton var. spathulata (Michx.) Perdue [IPNI] Rudbeckia fulgida Aiton var. spathulata (Michx.) Perdue [Preliminary Checklist of North American Compositae] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Rhodora 59(708): [Tropicos] [details] LSID urn:lsid:compositae.org:names:B6803FA0-0CC9-40ED-9307-5E5EA891DD63 [details]