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  1. By: Owen, David Dale, - United States. General Land Office
    Publication info: Philadelphia, Lippincott, Grambo, 1852
    Holding Institution: Missouri Botanical Garden, Peter H. Raven Library
    BHL Collections: Engelmann Herbarium
  2. By: Geological and Geographical Survey of the Territories (U.S.) - United States. General Land Office - United States. Department of the Interior.
    Publication info: Washington, Govt. Print. Off, 1867-83
    Holding Institution: Multiple institutions
  3. By: United States. General Land Office
    Publication info: Washington, Govt. Print. Off, 1910
    Holding Institution: University of Toronto - Gerstein Science Information Centre