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Female sporangium of a pine
Legend:
1 megasporophyll
3 integument
4 megasporocyt
5 megasporangium tissue
2 megasporangium wall
6 micropyle
English name: Pine
Scientific name: Pinus sp.
Familia: Pinaceae
Classis: Coniferopsida
Phylum: Gymnospermae
Regnum: Plantae
Female sporangium (carrier of spores = megasporocyt = macrosporocyt) of a pine. After meiosis the megasporocyte forms 4 megaspores, from which 3 degenerate. The functional megaspore forms the megagametophyte with the archegonium in which the egg cells develops.
