Which of the following has medicinal value and is a pteridophyte?

Options

A. Lycopodium
B. Adiantum
C. Gnetum
D. Dryopteris

Answer

To determine which of the given options has medicinal value and is a pteridophyte, we can follow these steps:

### Step 1: Identify the options
The options provided are:
1. Lycopodium
2. Adiantum
3. Genetum
4. Dryopteris

### Step 2: Classify the options
We need to classify each option to see if they belong to the pteridophyte group:
- **Lycopodium**: This is a pteridophyte.
- **Adiantum**: This is also a pteridophyte.
- **Genetum**: This is a gymnosperm, not a pteridophyte.
- **Dryopteris**: This is a pteridophyte.

### Step 3: Check for medicinal value
Next, we need to check which of the pteridophytes have medicinal value:
- **Lycopodium**: Known for its medicinal properties, it is used to treat cough, urination pain, diarrhea, vomiting, constipation, and heart diseases.
- **Adiantum**: Generally does not have significant medicinal value.
- **Dryopteris**: Also does not have notable medicinal properties.

### Step 4: Conclusion
Based on the classification and medicinal value, the correct answer is **Lycopodium**, as it is a pteridophyte and has recognized medicinal properties.

### Final Answer:
**Lycopodium** is the pteridophyte that has medicinal value.

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