Compositae Working Group (CWG) (2021). Global Compositae Database. Helminthotheca spinifera (Franco) Zidorn. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1200826 on 2024-05-14
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Zidorn in Biochem. Syst. Ecol. 34. 2006 [Cichorieae Portal] [details] LSID urn:lsid:compositae.org:names:053EAC93-6709-48E4-A644-BAB25589D21D [details] Taxonomy Feb 2006 [details] Type material [Portugal] "Beja: Charneca do Queroal", Jun 1881, A. R. da Cunha (LISU P-40095) [details]