Compositae Working Group (CWG) (2025). Global Compositae Database. Agoseris marshallii (Greene) Greene. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1192160 on 2025-04-28
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record Greene [IPNI] [details] Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Troximon marshallii [Govaerts World Compositae Checklist A-G] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Agoseris marshallii Greene [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Greene in Pittonia 2. 1891 [Cichorieae Portal] Pittonia 2(10B): [Tropicos] [details] LSID urn:lsid:compositae.org:names:C5281BB1-3FCE-41E2-B2F9-8CF29B92993D [details] Taxonomy as "Marshallii" [details] Type material [USA] "Meadow lands of the southern part of Humboldt County, California", 1887, C. C. Marshall [details]