Question

wht is aestivation? explan tyoe of aestivation in corolla
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Answer 1

Answer:

Aestivation means arrangement of accessory floral organs(sepals or petals) in relation to one another in a flower.

Some types of Aestivation:

-Open: Margins of adjacent petals are not overlapping / touching others.

-Valvate: Margins of the adjacent petals touch each other but without overlapping ex: Brassica

-Twisted: One margin of a petal overlaps regularly the margin of an adjacent petal.

ex: Chinarose

-Imbricate: Irregular overlapping of petals by one another.

ex: cassia.

[Note: desending Imbricate Aestivation is also called as Vexillary Aestivation. example: pea]

Answer 2

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Some types of Aestivation: -

Open: Margins of adjacent petals are not overlapping / touching others.

Twisted: One margin of a petal overlaps regularly the margin of an adjacent petal.

Imbricate: Irregular overlapping of petals by one another.