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  1. Contributions from the U.S. National Herbarium.
    By: Smithsonian Institution. - United States National Herbarium. - United States National Museum. - United States.
    Publication info: Washington :G.P.O.,1890-
    Contributed by: The LuEsther T Mertz Library, The New York Botanical Garden
    BHL Collections: New York Botanical Garden
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  2. Contributions from the United States National Herbarium
    By: United States National Herbarium.
    Publication info: Washington, D.C. :Smithsonian Institution Press,1890-
    Contributed by: Smithsonian Libraries
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