Name the genus which is commonly called maiden hair fern.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the genus name of a plant commonly known as the maidenhair fern.

2. **Identifying the Plant**: The maidenhair fern is a type of fern, which belongs to a specific genus.

3. **Recalling the Genus Name**: The genus that is commonly referred to as the maidenhair fern is known as "Adiantum."

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