Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Fern.) A. Löve & D. Löve [Preliminary Checklist of North American Compositae] (Fernald) Á. Löve & D. Löve [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Senecio congestus (R. Br.) DC. ssp. tonsus (Fern.) A. Löve & D. Löve [Preliminary Checklist of North American Compositae] Senecio congestus subsp. tonsus (Fernald) Á. Löve & D. Löve [Tropicos] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Bulletin of the Torrey Botanical Club 81(1): [Tropicos] [details] LSID urn:lsid:compositae.org:names:E3065631-4FF3-42E7-85EE-F778013A1B99 [details]