Question

The inflorescence present in Euphorbia is?

• A. Cyathium
• B. Capitulum
• C. Helicoid cyme
• D. Verticillaster

Answer 1

The correct option is A Cyathium

A. Cyathium looks like a single flower. A cup-shaped involucre formed by bracts encloses a single female flower and a number of male flowers. Each male flower is represented by single stamen while a single pistil represents a female flower. It is type of cymose inflorescence. Example is euphorbia (Poinsettia)

B. Capitulum o head bears many sessile and small florets. Main axis becomes flat and called receptacle. It is type of racemose inflorescence. Example is sunflower.

C. Helicoid cyme In which each flowering branch gives rise to one lateral branch that is coiled snail-like and then expanded.

D. Verticillaster is a cluster of sessile or subsessile flowers borne on a dichasial cyme ending in monochasial cyme (scorpioid) in the form of condensed whorl on either side of the node. It is a type of cymose inflorescence. Example: Tulsi.

So, the correct answer is 'Cyathium'.