Synonyms
Packera neomexicana var. metcalfei (Greene ex Wooton & Standl.) Trock & T.M.Barkley
Senecio neomexicanus var. metcalfei (Wooton & Standl.) T.M.Barkley
Senecio neomexicanus var. mutabilis (Greene) T.M.Barkley
Senecio metcalfei Greene ex Wooton & Standl.
Senecio mutabilis Greene