Question

Umbel inflorescence is seen in

• A. lupin
• B. Trifolium
• C. soyabean
• D. onion

Answer 1

The correct option is D onion

The arrangement of flowers on the floral axis is called inflorescence. In onion, the peduncle (floral axis) bears clusters of flowers with short stalks of equal length. This type of inflorescence is called umbel.

Umbal Infloresence

The inflorescence in lupin, soyabean and Trifolium is racemose.
In racemose inflorescence, the growth of floral axis is indefinite and flowers are arranged in acropetal order (oldest flowers are at the base and youngest flowers are at the apex).