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  1. By: Khan, Moin A. - Siddiqui, Badruzzaman
    Type: Article
    In: Acta Botanica Brasilica
    Date: 2007-09-01
    Subjects: Alstonia neriifolia  Alstonia venenata  cambial fusiform initial length  cambial ray initials  sieve-tube elements  vessel elements  xylem fibers