Compositae Working Group (CWG) (2021). Global Compositae Database. Scorzonella megacephala Greene. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1169824 on 2025-03-28
LSID urn:lsid:compositae.org:names:C6C6BF0B-E5B1-49C9-951C-17D53E66D474 [details] Taxonomy 1887 publ. 1886 [details] Type material [USA, California] "Eel River, Mendocina County", 1866, H. N. Bolander 4737 p.p. [details]