Compositae Working Group (CWG) (2021). Global Compositae Database. Eupatorium umbrosum Benth.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1169617 on 2025-03-29
original description(1844). Pl. Hartw. page(s): 198 [details]
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Pl. Hartw. 198. 1845. [Robinson Eupatorieae] Plantas Hartwegianas imprimis Mexicanas [Tropicos] [details] LSID urn:lsid:compositae.org:names:9A868C69-119E-42ED-847E-16C57D4A6E0C [details]