Albizzia : Nyctinastic :: Oxalis : ...........

Explanation

To solve the analogy "Albizzia : Nyctinastic :: Oxalis : ...........", we need to identify the type of movement exhibited by the plant Oxalis, which corresponds to the nyctinastic movements of Albizzia.

### Step-by-Step Solution:

1. **Understand the First Pair (Albizzia : Nyctinastic)**:
- Albizzia is a plant known for exhibiting nyctinastic movements.
- Nyctinastic movements are rhythmic movements of plants in response to the onset of darkness, often referred to as "sleep movements." For example, the leaves of Albizzia close at night and open during the day.

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