Question

Stamens with free anthers but filaments fused into a number of groups are

• A. Polyadelphous
• B. Diadelphous
• C. Monadelphous
• D. Syngenesious

Answer 1

Answer: (A)

Polyadelphous

The condition of the androecium wherein, the stamens have free anthers but the filaments are united or fused to form many bundles/groups is called polyadelphous. It is seen in Citrus.

B. In diadelphous condition, the filaments are united to form two bundles. It is seen in peas.

C. In monadelphous condition, the filaments are united to form a single bundle. It is seen in Hibiscus.

D. In syngenesious condition, the anthers are united to form a tubular mass while the filaments are free. It is seen in sunflower.

Hence, the correct answer is 'Polyadelphous'