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


  • Aedo C. (2015). RJB Geranium: Geranium Taxonomic Information System (version Jul 2012). In: Species 2000 & ITIS Catalogue of Life, 26th August 2015 (Roskov Y., Abucay L., Orrell T., Nicolson D., Kunze T., Flann C., Bailly N., Kirk P., Bourgoin T., DeWalt R.E., Decock W., De Wever A., eds). Digital resource at Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-8858.
  • Gray, A. 1854, 1856. In: U.S. Expl. Exped., Phan. 1: 315, tab. 31
  • Holotype: Gray, A. 1854. U.S. Explor. Exped. 15: 315.
  • U. S. Fish and Wildlife Service. 1992. Endangered and Threatened Wildlife and Plants; Determination of Endangered Status for Geranium arboreum (Hawaiian Red-Flowered Geranium). Federal Register, vol. 57, no. 93. 20589-20592


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