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

References

  • Bailey, L. H. & E. Z. Bailey. 1976. Hortus Third i–xiv, 1–1290. MacMillan, New York.
  • Flora of China Editorial Committee. 2011. Fl. China 20–21: 1–992. Science Press & Missouri Botanical Garden Press, Beijing & St. Louis.
  • Flora of North America Editorial Committee, e. 2006. Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. 20: i–xxii + 1–666. In Fl. N. Amer. Oxford University Press, New York.
  • Grau, J. & Lippert, W. (1980) The Compositae of the Flora Zambesiaca area, 11. Astereae (continued). Kirkia 12(1)
  • Molina Rosito, A. 1975. Enumeración de las plantas de Honduras. Ceiba 19(1): 1–118.
  • SPECIMEN BASED RECORD. Published protolog data.
  • Semple, J. C., Zhang J., & Xiang C. (1993). Chromosome number determinations in fam. Compositae, tribe Astereae. V. Eastern North American taxa. Rhodora. 95,
  • Stevens, W. D., C. Ulloa Ulloa, A. Pool & O. M. Montiel. 2001. Flora de Nicaragua. Monogr. Syst. Bot. Missouri Bot. Gard. 85: i–xlii,.
  • USDA, NRCS. 2007. The PLANTS Database (http://plants.usda.gov). National Plant Data Center, Baton Rouge.

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