Compositae Working Group (CWG) (2024). Global Compositae Database. Silphium perfoliatum f. hornemannii (Schrad. ex DC.) Voss. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1164758 on 2025-03-25
original description(1894). Vilm. Blumengärtn., ed. 3. 1 page(s): 477 [details]
Unreviewed
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Silphium perfoliatum L. f. hornemannii (Schrad. ex DC.) Voss [IPNI] [details] LSID urn:lsid:compositae.org:names:7B43E7FB-744E-430F-813A-4EA55BF10413 [details]