Mescaline is obtained from

Options

A. Lophophora
B. Psilocybe
C. Claviceps
D. Erythroxylum

Answer

**Step-by-Step Solution:**

1. **Identify Mescaline**: Understand that mescaline is a hallucinogenic drug, which means it alters perception, mood, and various cognitive processes.

2. **Source of Mescaline**: Recognize that mescaline is derived from a specific plant. The key plant that produces mescaline is known as Lophophora.

3. **Scientific Name**: The scientific name of the plant is Lophophora williamsii. It is important to note the full name for clarity.

4. **Geographical Origin**: Acknowledge that Lophophora williamsii is native to the southwestern United States and northern Mexico.

5. **Physical Characteristics**: Understand that this plant is a spineless cactus, which means it does not have thorns or spines.

6. **Extraction of Mescaline**: Mescaline is obtained from the tops of this small cactus, which is also commonly referred to as the peyote cactus.

7. **Chemical Composition**: Recognize that mescaline has a chemical formula of C11H17NO3, indicating its molecular structure.

8. **Conclusion**: Based on the information gathered, conclude that the correct answer to the question "Mescaline is obtained from" is Lophophora williamsii.

**Final Answer**: Mescaline is obtained from Lophophora williamsii.

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