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  1. By: Briscoe, Thomas D.
    Holding Institution: Missouri Botanical Garden, Peter H. Raven Library
    Subjects: (Anton),  1809-1884  1831-1888  Azolla  Azollaceae  Bary, A. de  Botanical specimens  Briscoe, Thomas D  Correspondence  Engelmann, George,  Letters  
    BHL Collections: Engelmann Papers, Missouri Botanical Garden