Axile placentation is found in

Options

A. Cassia fistula
B. Hibiscus rosa-sinensis
C. Helianthus annuus
D. Dalbergia sisso

Answer

To determine which plant exhibits axile placentation, we can follow these steps:

### Step-by-Step Solution:

1. **Understand Axile Placentation**:
- Axile placentation occurs in multi-locular ovaries where the ovules are attached to the central axis of the ovary. This type of placentation is commonly found in certain plant families.

2. **Identify the Options**:
- The options provided are:
- 1. Cacia
- 2. Hibiscus rosa-sinensis
- 3. Helianthus
- 4. Delbergia
- 5. Sciso

3. **Analyze Each Option**:
- **Cacia**: This plant typically exhibits marginal placentation.
- **Hibiscus rosa-sinensis**: This plant belongs to the family Malvaceae and is known to exhibit axile placentation.
- **Helianthus**: Commonly known as sunflower, it shows a different type of placentation.
- **Delbergia**: This plant generally has marginal placentation.
- **Sciso**: This plant does not exhibit axile placentation.

4. **Conclusion**:
- Based on the analysis, the only plant from the options that exhibits axile placentation is **Hibiscus rosa-sinensis**.

### Final Answer:
The correct answer is **Hibiscus rosa-sinensis**.

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