Sexual Reproduction in Flowering Plants
Monadelphous androecium occurs in
Correct Answer: Option(b)
Solution: In monoadelphous androecium, all the filaments are united into a single bundle but anthers are free from each other. In this type of cohesion a tube is formed around the gynoecium which is called as staminal tube. For example, Cotton, Hollyhock, Ladyfinger and Hibiscus.
So, the correct answer is 'Hibiscus'