An alkaloidal compound that has a physiological effect on humans, and a bittering taste. It is found throughout the coffee plant but is more concentrated in the seed / coffee bean. Arabica refers to Coffea Arabica, the taxonomic species name of the genus responsible for around 75% of the worlds commercial coffee crop.: Arabica refers to Coffea Arabica, the taxonomic species name of the genus responsible More ranges from 1.0 to 1.6% caffeine, and Ateng is a common name for Catimor coffees widely planted in Sumatra and other Indonesia isles.: Ateng, with several subtypes, is a common name for Catimor coffees widely planted in Sumatra and other Indonesia isles. More (The botanical genus colloquially referred to as the “coffea genus,” which is comprised of over 120 individual species. These are generally opposite-leaved, evergreen shrubs or small understory trees with a horizontal branching pattern. They contain More Canephora) from 1.6 to 2.2% caffeine. It is highly water soluble. The amount of caffeine in Brewed Coffee refers to all coffee preparations produced by adding non-pressurized water to coffee grounds. Contrasted with espresso coffee, which is produced under pressure, brewed coffee is primarily an extraction, and contains a lower amount More is directly proportional to how much ground coffee was used to make the cup.