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Twisted aestivation is characteristic of

APea with vexillary arrangement
BCalotropis with sepals just touching
CChina rose with overlapping margins
DCassia with random overlap orientation
Answer & Solution
Correct answer: C. China rose with overlapping margins
**Twisted:** one margin of each appendage overlaps the next in a consistent direction (china rose, cotton, lady's finger). **Valvate:** just touching (Calotropis). **Imbricate:** irregular overlap (Cassia, gulmohur). Vexillary: pea, bean.
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