Compositae Working Group (CWG) (2021). Global Compositae Database. Echinopus Mill.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1078805 on 2025-03-15
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Gard. Dict. Abr. ed. 4 [Govaerts World Compositae Checklist A-G] The Gardeners Dictionary...Abridged...fourth edition [Tropicos] [details] LSID urn:lsid:compositae.org:names:FC67495A-1464-43B9-A5B1-E2015DCEC4E0 [details]