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

References

  • Anonymous. 1986. List-Based Rec., Soil Conserv. Serv., U.S.D.A. Database of the U.S.D.A., Beltsville.
  • Botanisk Tidsskrift 19(3): 264–265. 1895. (Bot. Tidsskr.)
  • Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York.
  • Gleason, H. A. & A.J. Cronquist. 1991. Man. Vasc. Pl. N.E. U.S. (ed. 2) i–910. New York Botanical Garden, Bronx.
  • Hilty, J. Editor. 2014. Insect Visitors of Illinois Wildflowers.  World Wide Web electronic publication. illinoiswildflowers.info, version (07/2014) 
    See:   Abbreviations for Insect ActivitiesAbbreviations for Scientific ObserversReferences for behavioral observations
  • Lange. 1895. In: Bot. Tidsskr. 19. 264
  • Small, J. K. 1933. Man. S.E. Fl. i–xxii, 1–1554. Published by the Author, New York.
  • Syntype: Beadle, C. D. 1901. Biltmore Bot. Stud. 1: 27.
  • Wilson K.L. & Berendsohn W.G. (eds) (2013). IOPI Global Plant Checklist (version 10.0, Aug 2007). 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 www.catalogueoflife.org/col/. Species 2000: Reading, UK.

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