Raceme inflorescence occurs in

Options

A. Curcurbita
B. Delonix
C. Euphorbia
D. Begonia

Answer

**Step-by-Step Solution:**

1. **Understanding Raceme Inflorescence**:
- Raceme inflorescence is characterized by flowers that are arranged along a central stem, with each flower attached by a short stalk called a pedicel. The flowers bloom sequentially from the bottom to the top of the stem.

2. **Analyzing the Options**:
- **Cucurbita**: This plant exhibits a type of inflorescence known as Simoes inflorescence, which does not fit the description of raceme.
- **Delonix**: This plant is known to exhibit raceme inflorescence, making it a potential correct answer.
- **Euphorbia**: This belongs to the Euphorbiaceae family and is characterized by a Scythium type of inflorescence, not a raceme.
- **Bignonia**: This plant also shows Simoes type of inflorescence, which is not raceme.

3. **Identifying the Correct Answer**:
- Based on the analysis, the only plant that exhibits raceme inflorescence is **Delonix**. Therefore, the correct answer to the question is option B, Delonix.

**Final Answer**: Raceme inflorescence occurs in **Delonix**.

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