Bitterwood Tree
Picrasma
A genus of deciduous trees and shrubs known for their extremely bitter bark and medicinal …
Described originally by the Spanish botanist José Cuatrecasas, Cedronia granatensis is a tropical plant lineage of the Simaroubaceae family. It is recognized in modern taxonomy as a synonym of Picrolemma huberi, a species native to the understory of South American rainforests. This plant is of particular interest to researchers exploring the rich biodiversity of the Andean and Amazonian regions.
This species generally grows as a small understory shrub or slender tree in wet tropical forests. The stems are relatively thin, with smooth, greyish-green bark that contains bitter compounds typical of its family.
The leaves are large, pinnately compound, and arranged alternately. Each leaf consists of multiple pairs of opposite, lanceolate leaflets with smooth margins and acuminate tips, which help drain rainwater from the leaf surface.
The flowers are small, regular, and arranged in terminal or axillary inflorescences. They typically display a pale yellow or greenish-white color, which later produce small, fleshy fruits adapted for dispersal by rainforest animals.
This species contains active quassinoids and other secondary metabolites that have been investigated for their potential antimalarial and antiparasitic properties. In traditional local medicine, related species are sometimes used as remedies for fevers and digestive issues.
Due to its rare occurrence and forest habitat, it does not have significant commercial timber applications. Its primary value lies in pharmacological research and forest ecological stability.
Picrasma
A genus of deciduous trees and shrubs known for their extremely bitter bark and medicinal …
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