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

References

  • * Amy Wolf, Paul A.Brodmann and Susan Harrison. 1999. Distribution of the rare serpentine sunflower, Helianthus exilis (Asteraceae): the roles of habitat availability, dispersal limitation and species interactions. OIKOS 84: 69-76. Copenhagen
  • 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 www.catalogueoflife.org/col/. Species 2000: Reading, UK.
  • Type collection: Gray, A. 1865. Proc. Amer. Acad. Arts. 6: 544.

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