Compositae Working Group (CWG) (2025). Global Compositae Database. Haplopappus fremontii subsp. monocephalus H.M.Hall. Accessed at: https://compositae.org/gcd/aphia.php?p=taxdetails&id=1159656 on 2025-03-25
original description(1928). Publ. Carnegie Inst. Wash. 389 page(s): 87 [details]
Unreviewed
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Haplopappus fremontii A.Gray subsp. monocephalus H.M.Hall [IPNI] [details] LSID urn:lsid:compositae.org:names:FEE164CF-5FC4-40C0-A9AA-35E4C845F137 [details]