Senecio ×herborgii C. Jeffrey in Kew Bull. 47: 95. 1992 Senecio ×herborgii C. Jeffrey in Kew Bull. 47: 95. 1992is earlier homonym of Senecio herborgii Soldano, Galasso & Banfi in Atti Soc. Ital. Sci. Nat. Mus. Civico Storia Nat. Milano 146: 235. 2005This name is not assigned to any taxon.