The number and arrangement of stamens in Papilionaceae family is-

Options

A. `A_((9)+1)`
B. `A_((2+4)`
C. `A_((10)+1)`
D.

Answer

To determine the number and arrangement of stamens in the Papilionaceae family, follow these steps:

### Step 1: Identify the Family
The Papilionaceae family is also known as the Fabaceae family. This family is characterized by specific floral structures.

**Hint:** Remember that the Papilionaceae family is commonly referred to as the legume family.

### Step 2: Understand the Androsium Structure
In the Papilionaceae family, the androsium (the male reproductive part of the flower) consists of 10 stamens.

**Hint:** Focus on the total number of stamens present in the flowers of this family.

### Step 3: Analyze the Arrangement of Stamens
The arrangement of the stamens in the Papilionaceae family is described as "didelphous," meaning that the stamens are fused into two bundles.

**Hint:** Recall that "didelphous" indicates a specific type of fusion in the arrangement of stamens.

### Step 4: Confirm the Arrangement
In the didelphous arrangement, there are typically 9 stamens that are fused together in one bundle and 1 stamen that is free or separate. This is a unique characteristic of the Papilionaceae family.

**Hint:** Pay attention to the specific numbers in the arrangement: 9 fused and 1 free.

### Conclusion
The number and arrangement of stamens in the Papilionaceae family is 10 in total, arranged as 9 stamens fused in one bundle and 1 stamen free.

**Final Answer:** The number and arrangement of stamens in the Papilionaceae family is 10 (9 fused + 1 free).