Theobroma cacao or five years old. A mature tree may have 6,000 flowers in a year, yet only about 20 pods. About 1,200 seeds (40 pods) are required to produce 1 kg (2.2 lb) of cocoa paste. Historically, chocolate makers have recognized three main cultivar groups of cacao beans used to make cocoa and chocolate: Forastero, Criollo and Trinitario. The most prized, rare, and expensive is the Criollo group, the cocoa bean used by the Maya. Only 10% of chocolate is made from Criollo, which is arguably less bitter and more aromatic than any other bean. In November 2000, the cacao beans
Theobroma cacao Amelonado, Criollo, Nacional, Contamana, Curaray, Cacao guiana, Iquitos, Marañon, Nanay, and Purús. The generic name is derived from the Greek for "food of the gods"; from θεός ("theos"), meaning "god", and βρῶμα ("broma"), meaning "food". The specific name "cacao" is the Hispanization of the name of the plant in indigenous Mesoamerican languages. The cacao was known as "kakaw" in Tzeltal, K'iche' and Classic Maya; "kagaw" in Sayula Popoluca; and "cacahuatl" in Nahuatl as "bean of the cocoa-tree". "T. cacao" is widely distributed from southeastern Mexico to the Amazon basin. There were originally two hypotheses about its domestication; one said that