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


  • Farjon A. (2013). Conifer Database (version Jul 2011). 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.
  • Farjon, A. 1990. Pinaceae. [Regnum Vegetabile Vol. 121]. Koeltz Scientific Books, Königstein
  • Fiona Harvey (September 10, 2012). "The expendables? World's 100 most endangered species listed". The Guardian. Retrieved March 1, 2013.
  • Jonathan E. M. Baillie & Ellen R. Butcher (2012). Priceless or Worthless? (PDF). Zoological Society of London. ISBN 978-0-900881-67-1.
  • Mast. 1903. In: Gard. Chron., ser. 3, 33: 116, f. 50, 51.


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