In which type of placentation do the ovules borne on the central axis and septa are absent?

In which type of placentation do the ovules borne on the central axis and septa are absent?
  1. Marginal
  2. Axile
  3. Parietal
  4. Free Central

Solution

When the ovules are borne on the central axis and septa are absent, as in Dianthus and Primrose the placentation is called free central.

Asked in: NCERT

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