Linn.
Synonym: M. nagassarium (Burm. f.) Kosterm.
Family: Guttiferae; Clusiaceae.
Habitat: Eastern Himalayas, Assam, West Bengal, Western Ghats, Travancore and the Andaman Islands.
English: Iron-wood, Mesu.
Ayurvedic: Naagakeshara, Naa- gapushpa, Chaampeya, Naaga, Naagakinjalika, Ahipushpa. (In Ayurvedic Formulary of India Part I, revised edn 2003, Keshara and Kesara are equated with Mesua ferrea, while Kumkuma is equated with Crocus sativus.)
Unani: Naarmushk.
Siddha/Tamil: Sirunagappo, Nagakesaram. Sirunagappo also consists of the tender fruits of Cinamonum wighti Meissn. Malabar Naagakeshar consists of the fruits of Dillenia pentagyna Roxb.
Action: Flower bud—antidysenteric. Flowers—astringent, haemostatic, anti-inflammatory, stomachic. Used in cough, bleeding piles, metrorrhagia. Essential oil from stamens—antibacterial, antifungal.
The Ayurvedic Pharmacopoeia of India recommends the use of dry stamens in gout, haemorrhagic disorders and diseases of the urinary bladder.The heartwood gave xanthones— euxanthone, mesuaxanthones A and B, which exhibit anti-inflammatory, CNS depressant and antimicrobial activities.Theseedoil gave4-phenylcoumarin analogues—mesuol, mammeigin, me- suagin, mammeisin and mesuone. Phenol-containing fraction of seed oil is antiasthmatic and antianaphylaxis.Stamens gave alpha- and beta-amy- rin, beta-sitosterol, biflavonoids, me- suaferrones A and B, and mesuanic acid. Stamens constitute the drug Naa- gakeshar of Indian medicine, used as an astringent, haemostatic, particularly in uterine bleeding and renal diseases.Ethanolic extract of the plant showed diuretic and hypotensive activity.
Dosage: Dried stamens—1-3 g powder. (API, Vol. II.)... mesua ferrea