Mitragyna is a genus of trees in the family Rubiaceae found in the tropical and subtropical regions of Asia and Africa. Members of this genus contain antimalarial and analgesic indole alkaloids.
The genus name refers to the mitre-shaped stigma (Greek mitra = headband and gyne = women).
Species , Plants of the World Online accepted the following species: Mitragyna ciliata — Afrotropics Mitragyna diversifolia (syn. Mitragyna javanica — Indomalaya Mitragyna hirsuta — China and Mainland Southeast Asia Mitragyna inermis — Afrotropics Mitragyna parvifolia — Indomalaya Mitragyna rotundifolia — China and Mainland Southeast Asia Mitragyna rubrostipulata — Afrotropics Mitragyna speciosa — Indomalaya Mitragyna stipulosa (syn. Mitragyna ledermannii ) — Afrotropics Mitragyna tubulosa — India, Sri Lanka
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