Compositae Working Group (CWG) (2021). Global Compositae Database. Haplopappus multicaulis (Nutt.) A.Gray. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1177949 on 2025-03-31
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Nutt.) A. Gray [Preliminary Checklist of North American Compositae] (Nutt.) A. Gray [Tropicos] A.Gray [Govaerts World Compositae Checklist A-G] A.Gray [IPNI] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Haplopappus multicaulis (Nutt.) A. Gray [Preliminary Checklist of North American Compositae] Haplopappus multicaulis (Nutt.) A. Gray [Tropicos] Haplopappus multicaulis A.Gray [Govaerts World Compositae Checklist A-G] Haplopappus multicaulis A.Gray [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record American Naturalist 8(4): [Tropicos] [details] LSID urn:lsid:compositae.org:names:F3AE03AE-DB11-44E2-8168-4311F6A0DD56 [details] Taxonomy as "Aplopappus" [details]