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How to remember Placentation in flowers?

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asked Dec 5, 2019 by nanospeck (6,380 points)


Placentation : arrangement of ovules within the ovary is known as Placentation.

  • Marginal: Placenta forms a ridge along the ventral suture of ovary.
  • Axile: Margins of carpels fuse to form central axis.
  • Parietal: Ovules develop on inner wall of ovary.
  • Free central: Ovules borne on central axis, lacking septa.
  • Basal: Placenta develops at the base of ovary.

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