CAFFEINE-YIELDING PLANTS i95 



Geographical Distribution : — Indigenous in Mexico, West Indies, 

 Central America, and South America from the Orinoco river to the 

 Amazon basin in Brazil, especially in the Para and Bahia districts 

 as regards Brazil. Also indigenous in Colombia, Ecuador, and Peru. 

 For present distribution by introduction, see Map. 



Theobroma bicolor Humb. & Bonpl. 



Geographical Distribution: — Colombia (formerly New Granada). 



Theobroma glauca Karsten 



Geographical Distribution : — Colombia. 



Theobroma leiocarpa Bernoulli 



Geographical Distribution : — Central America. 



Theobroma Martiana D. Dietr. 



Geographical Distribution : — Brazil. 



Theobroma pentagona Bernoulli 



Geographical Distribution : — Central America. 



Theobroma Saltzjnanniana Bernoulli 



Geographical Distribution: — Brazil. 



Theobroma speciosa Willdenow 



Geographical Distribution: — Brazil (Microcacao). 



Theobroma subincana Martius 



Geographical Distribution: — Brazil. 



Paullinia Cupana H. B. & Kunth Sapindaceae Seed 3.1 to 5.0%. 



Synonymy : — Paullinia sorbilis Martius 



This plant is the source of a drink known as "Guarana" or ''Bra- 

 zilian Chocolate." 



Geographical Distribution: — Amazon region, with the Eastern 

 limit at Santarem at the mouth of the Tapajos river and the Western 

 range to the Madeira river. Northward, in Venezuela between the 

 Orinoco and the Rio Negro in Brazil. The principal region is 

 between the Tapajos and Madeira rivers. It follows the Madeira 

 river southward to Cochabamba and Santa Cruz de la Sierra in 

 Bolivia. 



Copernicia cerifera Mart. Palmae Seed ?%. 



The seeds are described as being rich in caffeine and highly nutri- 

 tious ; but I have been unable to ascertain what percentage of caffeine 

 they contain. The seeds are used as a substitute for coffee. This 

 plant is known as the Carnauba or Wax Palm. It is valuable also 

 as the source of a wax which is used in candle and phonograph record 



