Define the following ,
Staminode

Explanation

**Step-by-Step Text Solution:**

1. **Definition of Staminode**: A staminode is a type of stamen that is sterile, meaning it does not produce pollen grains.

2. **Understanding Stamen**: The stamen is the male reproductive part of a flower, typically consisting of two main parts: the anther (which produces pollen) and the filament (which supports the anther).

3. **Characteristics of Staminode**:
- A staminode is non-functional in terms of reproduction because it lacks anthers, which are essential for pollen production.
...