Compositae Working Group (CWG) (2025). Global Compositae Database. Hymenoxys biennis (A.Gray) H.M.Hall. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1096727 on 2025-04-01
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (A. Gray) H.M. Hall [Tropicos] H.M.Hall [IPNI] [details] Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Actinella biennis A. Gray [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Hymenoxys biennis [Govaerts World Compositae Checklist A-G] Hymenoxys biennis (A. Gray) H.M. Hall [Tropicos] Hymenoxys biennis H.M.Hall [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record University of California Publications in Botany 3(1): [Tropicos] [details] LSID urn:lsid:compositae.org:names:93FB965D-9271-4CC4-912A-6C1A56682DC3 [details]