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  1. By: Koehler, Samantha, - Bove, Cláudia Petean,
    Type: Article
    In: Sociedade Botânica de São Paulo
    Date: 2004-09-01
    Publication Info: Sociedade Botânica de São Paulo
    Subjects: Alismatales  Aquatic plants  Araguaia river  Brazil  hydrophytes