Name the family having (9) + 1 arrangement of stamens

Options

A. Solanaceae
B. Asteraceae
C. Liliaceae
D. Fabaceae.

Answer

To answer the question regarding the family that exhibits a 9 + 1 arrangement of stamens, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the 9 + 1 Arrangement**:
- The term "9 + 1 arrangement" refers to a specific configuration of stamens in which there are a total of 10 stamens. Out of these, 9 stamens are fused together by their filaments, while 1 stamen remains free.

2. **Identify the Characteristics**:
- In this arrangement, the 9 fused stamens are typically positioned in a way that they form a group, while the 1 free stamen is often referred to as the posterior stamen.

3. **Consider the Options**:
- The options provided are:
- Solanaceae
- Asteraceae
- Liliaceae
- Fabaceae

4. **Analyze Each Family**:
- **Solanaceae**: This family does not exhibit a 9 + 1 arrangement.
- **Asteraceae**: This family is known for its composite flowers and does not have the 9 + 1 arrangement.
- **Liliaceae**: This family primarily includes monocots and does not show this specific arrangement of stamens.
- **Fabaceae**: This family, also known as Leguminaceae, is known for having a 9 + 1 arrangement where 9 stamens are fused and 1 is free.

5. **Conclude with the Correct Answer**:
- Based on the analysis, the family that has a 9 + 1 arrangement of stamens is **Fabaceae**.

### Final Answer:
The family having a 9 + 1 arrangement of stamens is **Fabaceae**.