Compositae Working Group (CWG) (2021). Global Compositae Database. Petasites arcticus A.E.Porsild. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1203093 on 2025-03-27
original description(1943). Sargentia 4 page(s): 74 [details]
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record A.E. Porsild [Preliminary Checklist of North American Compositae] A.E. Porsild [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Petasites arcticus A.E. Porsild [Preliminary Checklist of North American Compositae] Petasites arcticus A.E. Porsild [Tropicos] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Sargentia; continuation of the contributions from the Arnold arboretum of Harvard University 4: [Tropicos] [details] LSID urn:lsid:compositae.org:names:ABC8A19A-C5CB-4815-B141-C6CFE0883B1F [details]