What is the definition of twisted aestivation?

What is the definition of twisted aestivation?
  1. When the margins of sepals or petals overlap one another but not in any particular direction
  2. When sepals or petals overlap one another in a particular direction
  3. When sepals or petals just touch one another at the margin, without overlapping
  4. When one margin of the appendage overlaps that of the next one and so on

Solution

Twisted aestivation refers to a situation where one margin of the sepals or petals overlaps that of the next one, and so on.

Asked in: NCERT

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