Fern Sporangia


Categorized based on developmental sequence, eusporangia and leptosporangia are differentiated in the vascular plants.

The female sporangium has one or two coats, or integuments, except for an opening (micropyle) at one end; the sporangium with an integument is called the ovule. The female gametophyte, known in this group as the embryo sac, develops from the parent spore while it is still…

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