Nothing smells better in the morning then Roasted Coffee Beans. Do you enjoy coffee? 
I do, but i was wondering where they originated.  Coffee makes me jittery.
It was a native plant to tropical Africa and then exported. 
hhmm so ethiopia and kenya. Very interesting.  Coffee is now grown in Columbia, as well as all around the world near the equator.  Did the Spanish bring coffee to Columbia?
Don't forget about Madagascar, the Comoros, Mauritius, and Réunion in the Indian Ocean.
Very perceptive of you.  I guess there are many plants that contain caffeine?
Mainly two plants the arabica, and the less sophisticated but stronger and hardier robusta.
In coffee plants, yes.  Wait a tic! Don't plants use caffeine to ward off pests?  Kind of a natural pesticide?  We drink this poison?
robusta". Once ripe, coffee berries are picked, processed, and dried. Dried coffee seeds (referred to as "beans") are roasted to varying degrees, depending on the desired flavor. Roasted beans are ground and then brewed with near-boiling water to produce the beverage known as coffee.
Coffee is darkly colored, bitter, slightly acidic and has a stimulating effect in humans, primarily due to its caffeine content. It is one of the most popular drinks in the world, and it can be
Coffee
Coffee is a brewed drink prepared from roasted coffee beans, the seeds of berries from certain "Coffea" species. The genus "Coffea" is native to tropical Africa (specifically having its origin in Ethiopia and Sudan) and Madagascar, the Comoros, Mauritius, and Réunion in the Indian Ocean. Coffee plants are now cultivated in over 70 countries, primarily in the equatorial regions of the Americas, Southeast Asia, Indian subcontinent, and Africa. The two most commonly grown are "C. arabica" and "C.