Coffee made from roasted and ground seeds, or beans, of the coffee plant, a tropical evergreen shrub. Two of the 25 or more species, Arabica and Robusta, supply most of the world's coffee. Arabica is grown in Central and South America, the Caribbean, and Indonesia; Robusta mainly in Africa. The fruit which is red when ripe, is called a cherry. The seed is called a bean. Coffee contains large amounts of caffeine.