Tree standing as high as 25 ft (it is different from Pterocarpus marsupium because it has wider leaflets. which are always trifoliate). Bark is blackish-brown, deeply cleft into rectangular plates, and exudes a deep red juice when cut; leaves are usually imparipinnate; leaflets are 3 but rarely 5; flowers are yellow and are arranged in simple or sparingly branched racemes; pods are 5 cm in diameter including the wing, the central hard and long portion containing the seed; seeds are reddish brown, smooth and leathery.

Coagulates semen (stem bark); alleviates spasms (stem); astringent, tonic, diuretic and diaphoretic

Liber Herbarum II
Red Sandalwood
Botanical.com
Tattvas's Herbs
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Beta-amyrin, beta-sitosterol, liquiritigenin, stigmasterol (plant); pterocarpolone, cryptomeridiol, pterocarpol and eudesmol (heartwood); betulin, lupenone, lupeol, epilupeol (bark); beta-eusdesmol, gallic acid, pterostilbene (wood)

For skin diseases, boils and scorpion stings (heartwood); dysentery (fruit); as an astringent, for bleeding piles and to eyes in ophthalmia and to sour eyes (powder), used in cephalalgia, odontalgia, hemicrania, vomiting, diarrhea and dysentery.

Sandalwood oil should not be used by young children, pregnant or nursing women, or people with severe liver or kidney disease.

Chandel et al., Biodiversity in Medicinal and Aromatic Plants in India.