Wild Cacao (Theobroma sylvestre)

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Plant palette

Theobroma sylvestre: Guide to the Wild Amazonian Cacao

Reaching heights of up to 12 meters, Theobroma sylvestre grows in the understory of the Brazilian Amazon and surrounding regions. This evergreen tree thrives on elevated, relatively dry ground and frequently appears in secondary forest stands. Local communities harvest the plant from the wild for its edible fruits and seeds.

Taxonomy

∟ царство Plantae
∟ division Tracheophytes (Vascular Plants)
∟ subdivision Spermatophytes (Seed plants)
∟ Angiosperms
∟ mesangiosperms (Core angiosperms)
∟ eudicots
∟ Superrosids
∟ rosids
∟ malvids
∟ order Malvales
∟ family Malvaceae
∟ subfamily Byttnerioideae
∟ genus Theobroma (Cacao trees)
∟ species Theobroma sylvestre (Wild Cacao)

Morphology

This evergreen tree features large, alternate, simple leaves and a canopy that integrates into the forest understory. The seeds of Theobroma sylvestre possess a very short viability window and require high humidity to remain viable. They exhibit no dormancy, frequently germinating while still enclosed within the fruit pod.

Its fruits consist of woody pods containing seeds surrounded by a sweet, white pulp that lacks a strong aroma.

Applications

Local communities utilize both the fruit pulp and seeds of this tree for food and traditional medicine. The primary applications include:

Beverages: The sweet white pulp is consumed raw or made into refreshing drinks, while the seeds are sometimes mixed with commercial cacao to prepare beverages.
Traditional Medicine: The seed-derived powder and butter serve as emollients to treat chapped skin, burns, bruises, and boils.
Chemical Components: The seeds contain approximately 50% oil (cocoa butter), 15% starch, and 15% protein, alongside stimulants like caffeine and theobromine.

Interesting facts

The seeds of Theobroma sylvestre are known to germinate directly inside the pod if they are not harvested quickly. This lack of seed dormancy is a specialized adaptation to the warm, wet floor of the Amazon rainforest. In the cosmetics industry, the emollient butter extracted from its seeds is valued for skin-softening formulations.

Geography of distribution

Brazil

Sources

Plants of the World Online (POWO): Theobroma sylvestre
Global Biodiversity Information Facility (GBIF): Theobroma sylvestre Mart.
World Flora Online (WFO): Theobroma sylvestre

Technical Information

External Databases: GBIF, POWO, Tropicos

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Wild Cacao (Theobroma sylvestre)