Compositae Working Group (CWG) (2021). Global Compositae Database. Agoseris major Jeps.. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1118072 on 2024-05-19
original description(1911). Fl. W. Calif. [Jepson], ed. 2. page(s): 417 [details]
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Pittonia 2 [IPNI] [details] LSID urn:lsid:compositae.org:names:631B6863-0E31-4889-983A-06C66A99A5E4 [details]