Name the plant which shows circinate vernation of leaves.

Explanation

**Step-by-Step Solution:**

1. **Understanding Circinate Vernation**:
- Circinate vernation refers to the way in which the leaves, specifically the fronds of ferns, unfurl as they grow. This is characterized by the leaves being coiled or rolled up in a spiral shape when they first emerge.

2. **Identifying the Plant Group**:
- Circinate vernation is primarily observed in ferns. The young fronds of ferns are tightly coiled and gradually unfurl as they mature.

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