Umbellate clusters type of inflorescence is present in

Options

A. Soyabean
B. Petunia
C. China rose
D. Onion

Answer

To determine which plant exhibits umbellate clusters of inflorescence, we can follow these steps:

### Step-by-Step Solution:

1. **Understand Inflorescence Types**:
- Inflorescence refers to the arrangement of flowers on a plant. There are two main types: racemose and cymose.
- Racemose inflorescence has a main axis that continues to grow, with flowers developing along the sides. Examples include spikes and racemes.
- Cymose inflorescence has a limited growth pattern, where the main axis terminates in a flower, and the side branches develop flowers.

2. **Identify Umbellate Inflorescence**:
- Umbellate inflorescence is a subtype of racemose inflorescence. In this arrangement, flowers are borne on short stalks (pedicels) that spread from a common point, resembling an umbrella.
- This type of inflorescence is characterized by a flat-topped or rounded cluster of flowers.

3. **Evaluate the Options**:
- Given the options:
1. Soybean
2. Petunia
3. China Rose
4. Onion
- We need to identify which of these plants has umbellate inflorescence.

4. **Recall Examples of Umbellate Inflorescence**:
- Umbellate inflorescence is commonly found in plants like onions and carrots.
- Among the options provided, onion is known to have this type of inflorescence.

5. **Select the Correct Answer**:
- Based on the understanding of umbellate inflorescence and the examples discussed, the correct answer is **Onion**.

### Final Answer:
**Onion exhibits umbellate clusters of inflorescence.**

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