In Mindanao, I have been told, but do not vouch for the report, of more than ten "catties" taken in one year from a single tree; and, as there are well-authenticated instances of record, of single trees having yielded as much as 30 pounds, I am not prepared to altogether discredit the Mindanao story.
"Cacao Culture in the Philippines"
William S. Lyon
Nevertheless, where such perfect conditions exist as are found in parts of Mindanao, I do not hesitate to urge the planting of Criollo.
"Cacao Culture in the Philippines"
William S. Lyon
Very common in the island of Negros and in Mindanao.
"The Medicinal Plants of the Philippines"
T. H. Pardo de Tavera