Question

Select an incorrect statement w.r.t. capitulum inflorescence of sunflower

• A. Main axis becomes a flat receptacle
• B. Florets are sessile and many
• C. Ray florets are bisexual
• D. Disc florets are actinomorphic

Answer 1

Answer: (C)

The common inflorescence of Asteraceae is capitulum. The flowers of this inflorescence are called florets. There are two types of florets in heterogamous heads, the central florets are tubular, bisexual and also known as disc florets. The marginal florets are ligulate, pistillate and also known as ray florets. Ray florets are unisexual.