Compositae Working Group (CWG) (2025). Global Compositae Database. Eupatorium patens var. gracilius Lorentz. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1234624 on 2025-09-12
original descriptionExped. Rio Negro, Bot 2: 227 (1881) page(s): 227 [details]
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record Lorentz in Lorentz & Niederlein [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Eupatorium patens var. gracilior Lorentz [Tropicos] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Exped. Rio Negro, Bot 2 [Govaerts World Compositae Checklist A-G] Informe Exp. Rio Negro 2, Bot.: [Tropicos] [details] LSID urn:lsid:compositae.org:names:5C4EB1C1-5AA6-4296-A839-AF4FC7EAF5AD [details]