- Introduced to Africa by Portuguese traders in the 16th century.
- Became a popular crop in West Africa, where it was used for food and medicine.
Asia:
- Introduced to Asia by Arab traders in the 10th century.
- Became a popular crop in India, China, and Southeast Asia, where it was used for food, drink, and medicine.
Europe:
- Introduced to Europe by Spanish explorers in the 15th century.
- Became a popular crop in southern Europe, where it was used for food and drink.