Cacao: Description and use.
Cacao: Description from book "Insect Pollination Of Cultivated Crop Plants".
Cacao - Food of the Gods: Description, uses, and images.
Cacao, Theobroma cacao: History and facts from UC Davis.
Theobroma: Species list with common names, origin, and uses; descriptions and images for T. bicolor, T. cacao, and T. grandiflorum.
Theobroma cacao: Cacao, short description, and medicinal uses.
Theobroma cacao: Uses, cultivation, chemistry, toxicity, economics, and biotic factors.
Theobroma cacao: Images and interesting facts.
Theobroma cacao: Images and cultivation.
Theobroma cacao: Description and images.
Theobroma cacao: Description and uses of cacao, from King's American Dispensatory.
Theobroma cacao - Erowid Chocolate Vault: Identification, range, cultivation, and images.
Theobroma grandiflorum - Cupuacu: Description and use.
Theobroma grandiflorum, the Cupuacu-Tree: Description, illustrations, and uses.