Compositae Working Group (CWG) (2021). Global Compositae Database. Rudbeckia perfoliata Cav.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1139940 on 2024-08-12
original description(1794 [1795]). Icon. [Cavanilles] 3 page(s): 27 [details]
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Icones et Descriptiones Plantarum, quae aut sponte . . . 3(1): [Tropicos] [details] LSID urn:lsid:compositae.org:names:12B05C3C-E297-4F1F-A5F4-B761AC8F1E1F [details]