Compositae Working Group (CWG) (2025). Global Compositae Database. Vernonia speiracephala Baker. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1082847 on 2025-04-01
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Vernonia speirocephala Baker [Robinson Vernonieae] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record J. Linn. Soc. 25: 323. 1890. [Robinson Vernonieae] Journal of the Linnean Society, Botany 25: [Tropicos] [details] LSID urn:lsid:compositae.org:names:BF91C66F-B307-4ECF-ACA7-00C0B909A350 [details]