The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.
- Dictionnaire des Sciences Naturelles [Second edition] 50: 464–467. 1827. (Dict. Sci. Nat. (ed. 2))
- Flora of North America Editorial Committee, e. 2006. Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Fl. N. Amer. 19: i–xxiv, 1–579.
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