Compositae Working Group (CWG) (2021). Global Compositae Database. Haplopappus spinulosus subsp. cotulus (Small) H.M.Hall. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1217888 on 2024-11-02
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Small) H.M. Hall [Preliminary Checklist of North American Compositae] (Small) H.M. Hall [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Haplopappus spinulosus (Pursh) DC. ssp. cotula (Small) H.M. Hall [Preliminary Checklist of North American Compositae] Haplopappus spinulosus (Pursh) DC. ssp. cotulus (Small) H.M. Hall [Preliminary Checklist of North American Compositae] Haplopappus spinulosus subsp. cotula (Small) H.M. Hall [Tropicos] [details] LSID urn:lsid:compositae.org:names:3623E485-CF43-4380-A992-36A7A4A340B5 [details]