Compositae Working Group (CWG) (2025). Global Compositae Database. Calendula echinata var. pinnatiloba Maire. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1227321 on 2025-09-13
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Calendula echinata DC. var. pinnatiloba Maire [African Plant Database] [details] LSID urn:lsid:compositae.org:names:D10A56F4-38BB-4752-96AB-32F991D4601A [details] Taxonomy ori:FNA [details]