Compositae Working Group (CWG) (2025). Global Compositae Database. Aster umbachii Rydb.. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1127817 on 2025-03-28
original description(1910). Bull. Torrey Bot. Club 37 page(s): 144 [details]
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Bulletin of the Torrey Botanical Club 37(3): [Tropicos] [details] LSID urn:lsid:compositae.org:names:5624FE87-9B16-43B5-9A7B-54FF44275413 [details] Taxonomy as "Umbachii" [details]