Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Greene) G.W. Douglas & G. Ruyle-Douglas [Preliminary Checklist of North American Compositae] (Greene) G.W. Douglas & Ruyle-Douglas [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Senecio pseudaureus Rydb. ssp. flavulus (Greene) G.W. Douglas & G. Ruyle-Douglas [Preliminary Checklist of North American Compositae] Senecio pseudaureus Rydb. subsp. flavulus (Greene) G.W.Douglas & Ruyle-Dougl. [IPNI] Senecio pseudaureus subsp. flavulus (Greene) G.W. Douglas & Ruyle-Douglas [Tropicos] [details] LSID urn:lsid:compositae.org:names:5DF3541C-D8D0-4AFA-B018-0B2AB01E38BF [details]