Integument

  • Title

    Integument

  • Definition

    The outer covering of the ovule that develops into the testa or seed coat; it may be composed of one or two layers, the inner and outer integuments, respectively.

  • Notes

    In neotropical Lecythidaceae, there are two integuments and the inner one usually forms the micropyle. An ovule with two integuments is called bitegmic.

  • Related Terms

    Integument

    Ovule bitegmic

    Micropyle

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