The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.


  • Abrams, L. & R. S. Ferris. 1960. Bignonias to Sunflowers. 4: 732 pp. In L. Abrams (ed.) Ill. Fl. Pacific States. Stanford University Press, Stanford.
  • CONABIO. 2009. Catálogo taxonómico de especies de México. 1. In Capital Nat. México. CONABIO, Mexico City.
  • Flann C. (ed) (2013). GCC: Global Compositae Checklist (version 3 (Beta), Feb 2012). In: Species 2000 & ITIS Catalogue of Life, 11th March 2013 (Roskov Y., Kunze T., Paglinawan L., Orrell T., Nicolson D., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Hernandez F., De Wever A., eds). Digital resource at Species 2000: Reading, UK.
  • Flora of North America Editorial Committee, e. 2006. Magnoliophyta: Asteridae, part 8: Asteraceae, part 3. Fl. N. Amer. 21: i–xxii + 1–616.
  • Hickman, J. C. 1993. The Jepson Manual: Higher Plants of California 1–1400. University of California Press, Berkeley.
  • Munz, P. A. 1974. Fl. S. Calif. 1–1086. University of California Press, Berkeley.
  • Shreve, F. & I. L. Wiggins. 1964. Veg. Fl. Sonoran Des. 2 vols. Stanford University Press, Stanford.
  • Transactions of the American Philosophical Society, new series 7: 357. 1841. (Trans. Amer. Philos. Soc., n.s.)


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