Differentiate between a staminode and a pistillode.

Explanation

To differentiate between a staminode and a pistillode, we can break down the definitions and characteristics of each term.

### Step-by-Step Solution:

1. **Definition of Staminode**:
- A staminode is a type of stamen that does not produce pollen. These are often found in certain flowers, such as Salvia and Verbascum. Staminodes are sterile stamens that do not contribute to reproduction.

2. **Definition of Pistillode**:
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