Compositae Working Group (CWG) (2021). Global Compositae Database. Bidens involucrata var. retrorsa Sherff. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1234599 on 2024-05-14
original description(1925). Bot. Gaz. 80 page(s): 386 [details]
From other sources
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Bidens involucrata (Nutt.) Britton var. retrorsa Sherff [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Botanical Gazette 80: [Tropicos] [details] LSID urn:lsid:compositae.org:names:52AEDA08-9968-4F58-AA33-AEE4082183BA [details]