extrorse

/ˈɛkstrɔrs/
adjective
  1. Facing outward or away from the center, especially in botany referring to anthers that open toward the outside of the flower.
    • The extrorse anthers release pollen away from the flower's center.
    • Botany students examined the extrorse orientation of the stamens under a microscope.
    • In this species, the extrorse dehiscence helps prevent self-pollination.
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