Diadelphous stamens are found in :-

Options

A. Liliaceae (Onion)
B. Fabaceae (Pea)
C. Poacease (Wheat)
D. Malvaceae (Chinarose)

Answer

To determine which plant family has diadelphous stamens, we can follow these steps:

1. **Understand the term "diadelphous":**
- Diadelphous stamens refer to a condition where the stamens are arranged in two distinct groups. Specifically, in this arrangement, there are typically ten stamens where nine are fused together to form one group, and one is free, forming a second group.

2. **Identify the families listed in the options:**
- The options provided are Liliaceae, Fabaceae, Poaceae, and Malvaceae.

3. **Analyze each family for diadelphous stamens:**
- **Liliaceae:** This family does not exhibit diadelphous stamens; they typically have a different arrangement.
- **Fabaceae:** This family, also known as the legume family or pea family, is known for having diadelphous stamens, where nine stamens are fused and one is free.
- **Poaceae:** This family, known as the grass family, does not have diadelphous stamens; they have a different structure.
- **Malvaceae:** This family has monadelphous stamens, where all stamens are fused into a single group.

4. **Conclude which family has diadelphous stamens:**
- Based on the analysis, the Fabaceae family is the one that has diadelphous stamens.

**Final Answer:** Diadelphous stamens are found in **Fabaceae**.

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