Which flower shows nyctinastic movement ?

Options

A. Albizzia lebbek
B. Pentapetes
C. Mimosa pudica
D. Bryophyllum.

Answer

**Step-by-Step Solution:**

1. **Understanding Nyctinastic Movement**: Nyctinastic movement refers to the rhythmic movements of plant parts in response to the onset of darkness. This is often referred to as "sleep movement" in plants.

2. **Identifying the Options**: The options provided are:
- Albizia levigata
- Pantapetis
- Mimosa pudica
- Bryophyllum

3. **Analyzing Each Option**:
- **Albizia levigata**: This plant does exhibit some movement, but it is not primarily known for nyctinastic movements.
- **Pantapetis**: There is limited information available about this plant in relation to nyctinastic movement.
- **Mimosa pudica**: This plant is well-known for its rapid leaf folding and drooping in response to touch and darkness, indicating it does show nyctinastic movement.
- **Bryophyllum**: While this plant has interesting leaf movements, it is not typically associated with nyctinastic movements.

4. **Conclusion**: Among the given options, **Mimosa pudica** is the flower that shows nyctinastic movement.

5. **Final Answer**: The correct answer is **Mimosa pudica**.

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