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NEET 2022
Exam
NEET
Year
2022
Subject
Botany
Chapter
Morphology of Flowering Plants

NEET 2022 · Botany · Morphology of Flowering Plants

Which one of the following plants shows vexillary aestivation and...

Which one of the following plants shows vexillary aestivation and diadelphous stamens?

Options

  1. APisum sativum
  2. BAllium cepa
  3. CSolanum nigrum
  4. DColchicum autumnale

Correct answer

A. Pisum sativum

Step-by-step solution

  • Inflorescence: racemose
  • Flower: bisexual, zygomorphic
  • Calyx: sepals five, gamosepalous; valvate/imbricate aestivation
  • Corolla: petals five, polypetalous, papilionaceous, consisting of a posterior standard, two lateral wings, two anterior ones forming a keel (enclosing stamens and pistil), vexillary aestivation.
  • Androecium: ten, diadelphous, anther dithecous
  • Gynoecium: ovary superior, mono carpellary, unilocular with many ovules, style single.
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