Strobilus found in

Options

A. Equisetum
B. Adiantum
C. Marsilea
D. Rhynia

Answer

### Step-by-Step Solution:

1. **Understanding the Term "Strobilus":**
- A strobilus is a compact structure that contains reproductive organs. It is commonly found in non-flowering plants.

2. **Identifying the Types of Plants:**
- Strobili are primarily associated with certain groups of plants, particularly non-flowering plants such as pteridophytes and gymnosperms.

3. **Analyzing the Options:**
- The options provided are:
- A) Equisetum
- B) Adiantum
- C) Marsilia
- D) Denia

4. **Identifying the Correct Plant:**
- Among the given options, Equisetum (commonly known as horsetail) is known to produce strobili. It is a type of pteridophyte and is classified as a homosporous plant, meaning it produces one type of spore.

5. **Conclusion:**
- Therefore, the correct answer to the question "Strobilus found in" is **Equisetum**.

### Final Answer:
- The strobilus is found in **Equisetum**.

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