Compositae Working Group (CWG) (2025). Global Compositae Database. Eupatorium sessilifolium var. brittonianum Porter. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1156819 on 2025-03-23
original description(1892). Bull. Torrey Bot. Club 19 page(s): 129 [details]
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Eupatorium sessilifolium L. var. brittonianum Porter [Preliminary Checklist of North American Compositae] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Bulletin of the Torrey Botanical Club 19(4): [Tropicos] [details] LSID urn:lsid:compositae.org:names:1E17D803-FF23-4E27-AC66-57CAC45B6097 [details] Taxonomy as "Brittonianum" [details]