Question

An example of special racemose inflorescence is

• A. Umbel
• B. Cyathium
• C. Verticillaster
• D. Capitulum

Answer 1

The correct option is D Capitulum

An example of special racemose inflorescence is capitulum. The only racemose inflorescence with flattened receptacle is capitulum of Asteraceae. A capitulum or head, the characteristic inflorescence. Depending on the tribe, the inflorescence may consist of ray flowers, disk flowers or both ray and disk flowers. The ovary of each flower is situated below the attachment of the corolla and stamens, a condition referred to as epigynous or inferior. Flower head is a special type of inflorescence in
which anything from a small cluster to hundreds or sometimes thousands of flowers are grouped together to form a single flower-like structure.
pseudanthia take various forms. The individual flowers of a pseudanthium
commonly are called as florets. A flower head or capitulum is a very contracted raceme in which the single sessile flowers share are borne on an enlarged stem.
Therefore, the correct option is D.