Name a plant which is commonly called "maiden hair fern".

Explanation

**Step-by-Step Solution:**

1. **Identify the Common Name**: The question asks for a plant commonly referred to as "maiden hair fern."

2. **Determine the Scientific Classification**: The maiden hair fern belongs to a specific genus in the plant kingdom.

3. **Identify the Genus**: The genus that encompasses the maiden hair fern is called "Adiantum."

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