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Related to microsporangium: microsporophyll, microgametophyte, megagametophyte, megaspore mother cell, microspores
microsporangiumthe sporangium from which the microspores are formed, which in higher plants is the pollen sac. see ANTHER.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005