Question

Pick up the correct floral formula for Hibiscus rosa sinensis.

Answer 1

Hint: Floral diagram of Hibiscus is there are an infinite number of stamens in the Hibiscus fused into a single tube. As we know that Hibiscus is an attractive flower widely used in so many forms around the world. Floral formula is given to identify the reproductive characters such as whether the flower is monoecious or diecious or its number of sepals and petals in a whorl etc.

Complete answer:
Hibiscus is fused into a single tube which is called Monadelphous condition. Which is attached to the petal epipetalous condition. The attaching line from \[{C_5}\] to A shows the epipetalous condition. \[G\left( 5 \right)\] represents the gynoecium whorl of the flower with \[5\] representing \[5\] fused carpels.
Hibiscus rosa floral formula is- \[{K_{(5)}}{C_5}{A_{(\infty )}}G{\text{ }}\left( 5 \right)\]
K- denotes for calyx
C- for corolla
A- for androecium
G- denotes gynoecium.
Hibiscus rosa sinensis has \[5\] sepals \[5\] petals, many androecium and \[5\] carpels.
       

Additional information:
Hibiscus rosa sinensis is a brilliant red flower usually flowers in summer and autumn. The five petaled flowers are prominent orange-tipped red anthers. The flowers can be in many different colors like- white, pink, red, orange, peach, yellow and purple. The flowers from various cultivars and hybrids can be either single flower or double flower.
The flowers are edible and in salads on the islands of the Pacific. The flower is traditionally infused into haircare products for its richness. It can also be used as a pH indicator. It is used to polish shoes in some parts of India. Also, in several countries the flowers are dried to use in a beverage, usually tea.

Note:
Hibiscus rosa sinensis commonly called as shoeblack plant also many other names like- Chinese Hibiscus, china rose, Hawaiian Hibiscus, rose mallow and many more. It is a species of tropical Hibiscus, a flowering plant in the family Malvaceous. It is widely grown for ornamental purposes and its origin is likely from tropical Asia. It is a bushy, evergreen shrub or small tree with glossy leaves and solitary.