रञ्जनं
रञ्जनी
रम्यकः
रविप्रीता
र्वीरवृक्षः
रसा
रसायनी
रसालः
रसॊनः
रसॊनकः
रुहा
राजकॊशातकी
राजजम्बू
राजधान्यं
राजपुत्रकः
| Name -
पतङ्गम्
Botanical name -
Caesalpinia sappan
Description -
Small tree with small and few or no prickle; leaf pinnately compound, pinnae 8-12 pairs, leaflets close, sessile, oblong, oblique and falcate, 10-12 pairs; flowers yellow, racemes panicled; pods prominently beaked, polished, indehiscent; seeds 3-4.
Chemical Constituents-
It is a powerful astringent. It contains a dye and essential oil. Heartwood: alpha-amyrin, amino acids, beta-sitosterol; , brasilin essential oil; Leaf: 0.6-25% essential oil, 5, a phellandrene as chief constituent; oscimine also present; Pod-cases and Bark: tannin.
Use -
It is useful in atonic diarrhoea and Dysentery. It is given internally in skin diseases. Modern use : EtOH (50%) extract of stem : semen coagulant, anticancer; Heartwood (meoh extract): anti-inflammatory in rats; Essential oil from leaf: antimicrobial
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