When sepals petals in a whorl just touch one another at the margin without overlapping its is said to be:

Valvate aestivation

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Twisted aestivaton

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Imbrieate aestivation

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Vexillary aestivation

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Solution

The correct option is C Valvate aestivation
A. Valvate aestivation
EXPLANATION: Aestivation is the positional arrangement of the parts of flower within the bud before it has totally opened. There are some types of aestivation like crumpled, decussate, induplicate, open, reduplicate, valvate, imbricate. Vexillary aestivation is a special type of aestivation. In valvate aestivation margins of adjacent petals or sepals touch each other at the margin without overlapping. In Lilac we can see valvate aestivation.

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Similar questions

Aestivation is the mode of arrangement of sepals or petals with respect to the other members of the same whorl.

In a certain type of aestivation, sepals or petals are arranged without overlap and the margins of the petals touch one another.\

The described aestivation is called

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