- Types:
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macrosporangium, megasporangium
a plant structure that produces megaspores
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microsporangium
a plant structure that produces microspores
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eusporangium
a sporangium that arises from a group of epidermal cells
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leptosporangium
a sporangium formed from a single epidermal cell; characteristic of the Filicales or of almost all modern ferns
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tetrasporangium
a sporangium containing four asexual spores