Coffea arabica normally contains about half the caffeine of Coffea robusta.
From the en.wikipedia.org
Coffea charrieriana is the first record of a caffeine-free species from Central Africa.
From the sciencedaily.com
Coffea is a genus of flowering plants in the Rubiaceaefamily.
From the en.wikipedia.org
During the 19th and early 20th centuries, eastern Cuba was primarily involved with coffea cultivation.
From the en.wikipedia.org
Already at arrival we were offered free tea, water or coffea.
From the guardian.co.uk
Coffea arabica is predominantly self-pollinating, and as a result the seedlings are generally uniform and vary little from their parents.
From the en.wikipedia.org
More examples
Coffee trees
Coffea is a large genus (containing more than 90 species) of flowering plants in the madder family, Rubiaceae. They are shrubs or small trees, native to subtropical Africa and southern Asia. Seeds of several species are the source of the popular beverage coffee. ...
A large plant genus with more than 90 species, of which Arabica (see above) is one