Compositae Working Group (CWG) (2021). Global Compositae Database. Aster alpigenus subsp. haydenii (Porter) Cronquist. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1221096 on 2024-10-24
Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Aster haydenii [Govaerts World Compositae Checklist A-G] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Aster alpigenus (Torr. & A. Gray) A. Gray ssp. haydenii (Porter) Cronquist [Preliminary Checklist of North American Compositae] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Leaflets of Western Botany 5(5): [Tropicos] [details] LSID urn:lsid:compositae.org:names:037560C3-9C49-4021-B62D-987E5948C8F0 [details] Taxonomy as "Haydeni" [details]