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How do the stamens develop in Malvales flowers?

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In the Malvales order, the development of the numerous stamens begins with the formation of 5 or 10 initial swellings, or primordia. Subsequently, individual primordia for the many stamens develop upon these initial structures.1

A notable feature of this developmental process is the sequence of maturation: the first stamens to mature are located in the center of the flower, near the ovary. This pattern distinguishes Malvales from basal angiosperms, such as members of Magnoliales, where the stamens develop separately and the first to mature are those positioned near the petals.1