In a flower, if a whorl member of the periant | vedclass

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Question

(B) Aestivation refers to the mode of arrangement of sepals or petals in a floral bud with respect to the other members of the same whorl.$1$. $Valvat

Vedclass · Accepted Answer

Imbricate

Vedclass · Answer

(B) Aestivation refers to the mode of arrangement of sepals or petals in a floral bud with respect to the other members of the same whorl.$1$. $Valvate$: When sepals or petals in a whorl just touch one another at the margin, without overlapping.$2$. $Twisted$: If one margin of the appendage overlaps that of the next one and so on (in a specific direction).$3$. $Imbricate$: If the margins of sepals or petals overlap one another but not in any particular direction.$4$. $Vexillary$: In pea and bean flowers, there are five petals; the largest (standard) overlaps the two lateral petals (wings) which in turn overlap the two smallest anterior petals (keel). This is also known as papilionaceous aestivation.Therefore, the correct answer is $Imbricate$.

In a flower, if a whorl member of the perianth or corolla overlaps without any particular direction, then the aestivation is known as:

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