Embryo Sac of Angiosperm Before Fertilization in Three Stages

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Pictured is an embryo sac of angiosperm before fertilization. The three stages are represented by A, B, and C. In A the helped and antipodal cells and the embryonal vesicle are still angular and the two nuclei are wide apart. In B the embryonal vesicle is rounded and the nuclei lie close together. In C the embryonal vesicle is ready to be fertilized.

Keywords

Angiosperm, embryo sac of angiosperm before fertilization in three stages, embryo sac of angiosperm, embryo sac

Galleries

Cellular Botany

Source

Nicholson, George The Illustrated Dictionary of Gardening, Div. VI (London, England: L. Upcott Gill, 1884)

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