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  1. Crataegus desertorum (Rosaceae) rediscovered
    By: Enquist, M - Keeney, T
    Type: Article
    In: Phytologia
    Volume: 69
    Date: 1990
    Page Range: 471--476
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  2. New records and a new species of Crataegus (Rosaceae) in Texas
    By: Enquist, M
    Type: Article
    In: Phytologia
    Volume: 68
    Date: 1990
    Page Range: 293--302
    View Article