Compositae Working Group (CWG) (2021). Global Compositae Database. Haplopappus phyllocephalus subsp. primitivus H.M.Hall. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1215558 on 2025-03-24
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record H.M. Hall [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Haplopappus phyllocephalus subsp. primitivus H.M. Hall [Tropicos] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Publications of the Carnegie Institution of Washington 389: [Tropicos] [details] LSID urn:lsid:compositae.org:names:4142E65A-4E83-4A77-A92A-8BD96FC0B909 [details] Type material 31 Jul 1890, 3179, C.G.Pringle, null UC [details]