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Epiphyllous condition is seen in

Option: 1

Lily


Option: 2

Mustard


Option: 3

Bougainvillea


Option: 4

All of these


Answers (1)

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Parts of a Flower - Androecium

  • Androecium is the male reproductive whorl of the flower. 
  • It is made up of stamens. 
  • Each stamen is made up of filament and anther.
  • Each anther is generally bilobed with four pollen sac or microsporangia.
  • The pollen grains are produced in pollen sac.
  • A sterile stamen is called staminode.

I. Cohesion of Androecium:

  • When stamens are united with each other, it is called cohesion of androecium. It is of following three types:
  1. Adelphous: The stamens are fused by their filaments only. The anthers are free. When the fusion of filament produces a single group, it is called monadelphous, e.g., Hibiscus. When two groups are formed, it is called diadelphous, e.g. pea. When many groups are produced, it is called polyadelphous, e.g., Citrus.
  2. Syngenesious/Synantherous: Stamens are fused by anthers only. Filaments are free. E.g., sunflower.
  3. Synandrous: Stamens are fused both in the region of filaments and anthers. E.g., cucumber.
     

 

 

II. Adhesion of Androecium:

  • When stamens are attached to other members of the flowers, it is called the adhesion of androecium.
  1. Epipetalous: When stamens are attached to the petals, they are called epipetalous, for example, brinjal.
  2. Epiphyllous: When stamens are attached to the perianth, they are called epiphyllous, for example, lily.

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Epiphyllous condition is seen in lily.

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