Tabernaemontana palustris is a tropical flowering plant species in the family Apocynaceae. It is native to Northern Brazil, Colombia, and Venezuela.
The species epithet palustris is Latin for "of the marsh" and indicates its common habitat.
In parts of the Peruvian Amazon, it is used medicinally to treat rheumatism, fever, and wounds; it may also be used as a purgative.
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