Amazon raintree
Image: MBG (cc-by-nc)
NameAmazon raintree
Scientific NameBrunfelsia amazonica
Common NamesAmazon raintree, Manacá
Plant FamilySolanaceae
Natural HabitatThis species is found in medium-tall tropical evergreen forests of the Amazon, specifically in flat areas with fine sandy and clay soil, often near pre-Cambrian sandstone hills, such as those in Guajara Mirim, Rondônia, Brazil.
Parts Usedroot,bark,leaf
Medicinal Actionsanalgesic,anti-inflammatory,nervine,sedative
Traditional UsesTraditionally, various Brunfelsia species, including those from the Amazon, have been used by indigenous communities for their purgative, emetic, and diaphoretic properties. They are also employed to treat fevers, rheumatism, syphilis, and as a general tonic or for spiritual purposes.
Active Constituentsbrunfelsamidine, manacine, scopoletin, coumarins
Preparation Methodsdecoction,tincture,powder
Contraindications & WarningsBrunfelsia species are potent and can be toxic, especially in high doses, leading to symptoms like nausea, vomiting, dizziness, and neurological disturbances. It is contraindicated in pregnancy, lactation, and for individuals with liver or kidney conditions, or those taking central nervous system depressants.
Cultivation NotesAmazon raintree thrives in tropical climates with high humidity. It prefers well-drained, fertile soil, ideally with a sandy-clay composition, and can tolerate partial shade to full sun conditions.
Rarityuncommon
Description
Brunfelsia amazonica is a tropical evergreen shrub, typically growing up to 2 meters tall. It features hanging inflorescences with green calyces and flowers that open pale creamy white with a faint violet blush, transitioning from a yellow-green bud stage.
