|Arjuna flowers with a Sykes's Warbler|
(Roxb.) Wight & Arn.
The arjuna is about 20–25 metres tall; usually has a buttressed trunk, and forms a wide canopy at the crown, from which branches drop downwards. It has oblong, conical leaves which are green on the top and brown below; smooth, grey bark; it has pale yellow flowers which appear between March and June; its glabrous, 2.5 to 5 cm fibrous woody fruit, divided into five wings, appears between September and November.
Distribution and habitat
The arjuna is usually found growing on river banks or near dry river beds in West Bengal and south and central India. It is known as (ಕಮರಾಕ್ಷಿ) neer maruthu in Malayalam 'Marutha Maram'(Marutham Pattai) in Tamil  and in Kannada , Thella Maddi (తెల్ల మద్ది) in Telugu and kohda in Rajasthan.
|Some or all of this section's listed sources may not be reliable. (October 2011)|
The arjuna was introduced into Ayurveda as a treatment for heart disease by Vagbhata (c. 7th century CE). It is traditionally prepared as a milk decoction. In the Ashtānga Hridayam, but was also mentioned in many ancient indian vedas, and was a known practice for thousands of years, passed down by tradition, before vagbhata mentioned it in his writings. Vagbhata mentions arjuna in the treatment of wounds, hemorrhages and ulcers, applied topically as a powder. Arjuna is an excellent medicine for Heart, it has the capability to even reduce heart failure.
In Theravada Buddhism, arjuna is said to have used as the tree for achieved enlightenment, or Bodhi by tenth Lord Buddha called "Anomadassi - අනෝමදස්සී". The plant is known as කුඹුක් (kumbuk) in Sinhala in Sri Lanka.
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- Dwivedi S (November 2007). "Terminalia arjuna Wight & Arn.—A useful drug for cardiovascular disorders". Journal of Ethnopharmacology 114 (2): 114–29. doi:10.1016/j.jep.2007.08.003. PMID 17875376.
- Karthikeyan K, Bai BR, Gauthaman K, Sathish KS, Devaraj SN (October 2003). "Cardioprotective effect of the alcoholic extract of Terminalia arjuna bark in an in vivo model of myocardial ischemic reperfusion injury". Life Sciences 73 (21): 2727–39. doi:10.1016/S0024-3205(03)00671-4. PMID 13679240.