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Given below are few floral formulae of some well known plants. Draw floral diagrams from these formulae.

GeneralClass 12AllAnswered 27 Mar 2026
Answer

(a) ⊕ ♀ K₂₊₂ C₄ A₂₊₄ G₍₂₎

Solution:

This represents the family Brassicaceae (Cruciferae). The floral diagram shows:

  • Actinomorphic flower
  • 4 sepals in 2 whorls (2+2)
  • 4 petals (cruciform)
  • 6 stamens (tetradynamous: 2 short + 4 long)
  • Bicarpellary, syncarpous ovary with parietal placentation

(b) ⊕ ♀ P₃₊₃ A₃₊₃ G₍₃₎

Solution:

This represents the family Liliaceae. The floral diagram shows:

  • Actinomorphic, trimerous flower
  • 6 tepals (perianth) in 2 whorls
  • 6 stamens in 2 whorls
  • Tricarpellary, syncarpous, superior ovary with axile placentation

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