Which of the following is commonly known as "Chilgoza pine" ?

Options

A. Pinus roxburghii
B. P.strobus
C. P.gerardiana
D. P.sylvestris

Answer

To determine which of the following is commonly known as "Chilgoza pine," we can follow these steps:

1. **Identify the Options**: The options given are:
- Pinus roxburghi
- Pinus strabus
- Pinus gerardiana
- Pinus sylvestris

2. **Understand Chilgoza Pine**: Chilgoza pine is a term used for a specific type of pine tree that is known for its edible pine nuts. It is primarily found in the Himalayan regions, particularly in areas of Pakistan and India, such as Kashmir and Himachal Pradesh.

3. **Research the Scientific Names**:
- Pinus roxburghi is known as the chir pine.
- Pinus strabus is commonly referred to as the eastern white pine.
- Pinus gerardiana is recognized as the Chilgoza pine.
- Pinus sylvestris is known as the Scots pine.

4. **Match the Common Name**: From the research, we find that Pinus gerardiana is the scientific name that corresponds to the common name "Chilgoza pine."

5. **Conclusion**: Therefore, the correct answer to the question "Which of the following is commonly known as 'Chilgoza pine'?" is Pinus gerardiana.

**Final Answer**: Pinus gerardiana

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