The conversation between human and AI assistant.
[|Human|] Based on the reference text about coffee, tell me where coffee plants are primarily grown and the most common bean types.
[|AI|] Coffee plants are cultivated mainly in the equatorial regions of the Americas, Southeast Asia, the Indian subcontinent, and Africa. The most common types of coffee beans are arabica and robusta.
[|Human|] 
Based on the reference text about coffee, tell me where coffee plants are primarily grown and the most common bean types.