Patranga (Sappan Wood) Caesalpinia sappan Information, Uses and Warnings

Patranga is one of the most important herbs in Ayurvedic medicine system. Learn what are it's health benefits and how you can use this to treat different diseases. Know about its botanical description, medicinal properties, and side-effects.

Caesalpinia sappan (Synonyms Caesalpinia minutiflora, Binacaea sappan) belongs to plant family Fabaceae (Leguminosae). It is also known as Sappan Wood, Indian redwood and Brazil Wood in English. This tree is native to the Indo-Malayan region. Sappanwood in a multipurpose tree. The heartwood yields a red dye, which is used for medicinal, cosmetic purposes and as a safe natural coloring agent. The wood is resistant to termite and used for making cabinets, violin bows, and walking sticks.

sappan wood

Caesalpinia sappan possesses medicinal properties and the heartwood is used in Ayurveda for therapeutic purpose. The decoction of the wood is considered a powerful emmenagogue, a strong astringent and useful in diarrhea and dysentery. The wood decoction is used to stimulate menstrual flow. The heartwood is used in the treatment of bruise and thrombosis (blood clots within the vessel).

Traditionally, a decoction of the heartwood is given as a powerful agent to stimulate menstrual flow and a tonic for women for fast recovery after childbirth. It shows beneficial effects in heavy bleeding and short periods. The heartwood along with other ingredients is used in dysmenorrhea and leucorrhoea. It is also beneficial in certain forms of skin diseases and hemorrhage from the lungs.

General Information

Plant Description: Patang is a shrub or small thorny tree, about 6 to 9 m in height with conspicuous spines on the stem and leaf rachis. Paired, recurved stipular prickles are found on branches. It is usually cultivated as a hedge plant.

Bark: Moderately hard, greyish-brown in color with distinct ridges and sharp prickles about 2.5 cm thick, dark brown on one surface and creamish-white on the other, and yellowish-orange in between; Odour and taste not characteristic.

Leaves: Bipinnately compound, 20 to 45 cm long and are alternately arranged. About 8 to 16 pairs of pinnae on each leaf. Each pinna has ten to 20 pairs of oblong or oblong-rhomboid shaped leaflets attached in a distinct manner.

  1. Inflorescence: Raceme with long peduncle and located at the tips of the branches.
  2. Flowers: Golden yellow, arranged in supra-axillary and terminal racemes forming a large panicle.
  3. Pods: Ellipsoid and brown to black in color.
  4. Flowering and fruiting occur from July to September, extending rarely to November.
  5. Part(s) used for medicinal purpose: Wood
  6. Plant type / Growth Habit: Shrub / Medium size tree
  7. Duration: Perennial
  8. Distribution: Indian peninsular areas, all southern states, and extends northwards to Orissa and Bengal.
  9. Habitat: Xerophytic in nature, found in subtropical and tropical regions with dry and hot climatic conditions.
  10. Propagation: Through seeds.

Vernacular names / Synonyms

  1. Ayurvedic: Patangah, Patranga, Pattanga, Bharyavriksha, Kashtha, Kuchandana, Lohitaranga, Patanga, Patranga, Pattaranga, Pattaranjaka, Pattranya, Pattura, Raktaka, Raktasar, Ranjana, Rogakashtha, Suranga, Surangada
  2. Scientific: Caesalpinia sappan
  3. Assamese: Baggam, Bakam
  4. Bengali: Bokom
  5. English: Sappan Wood
  6. Gujrati: Patang
  7. Hindi: Pagang, Bakam
  8. Kannada: Chappanga, Patanga, Patranga, Sappanga
  9. Malayalam: Chappangam, Pathimukham
  10. Tamil: Anaikuntrumani, Padangam, Patungam, Sappangu, Varattangi
  11. Telugu: Bukkapuchettu
  12. Trade: Patang, Brazil wood
  13. Unani: Pattang

Scientific Classification

All plants are scientifically classified into main 7 levels. These levels are the Kingdom, Division, Class, Order, Family, Genus and Species. A genus comprise of many species and the botanical name consists of Genus (uppercase) followed by Species (lowercase). Genus consists of many species which are closely related and have lots of similarities. Species is the lowest level and represents the group of the same plants.

The botanical name of Patang is Caesalpinia sappan. It belongs to plant family Leguminosae. Below is given a taxonomical classification of the plant.

  • Kingdom: Plantae (comprising all living or extinct plants)
  • Subkingdom: Tracheobionta (have lignified tissues or xylem for conducting water and minerals)
  • Superdivision: Spermatophyta (produce seeds)
  • Division: Magnoliophyta (flowering plants)
  • Class: Magnoliopsida (flowering plant producing an embryo with paired cotyledons)
  • Subclass: Rosidae
  • Order:   Fabales
  • Family: Fabaceae or Leguminosae – Pea family
  • Genus: Caesalpinia L.
  • Species: Caesalpinia sappan L. – sappanwood


  1. Binacaea sappan
  2. Caesalpinia minutiflora

Important Medicinal Properties

Caesalpinia sappan is rich in medicinal properties. The understanding of these properties will help us to better utilize this herb. These also indicate the conditions in which we should avoid it.

Below is given medicinal properties along with the meaning.

  1. Antibacterial: Active against bacteria.
  2. Anti-cancerous: Against cancer.
  3. Antidiarrheal: Gives relief in diarrhea.
  4. Antiinflammatory: Reducing inflammation by acting on body mechanisms.
  5. Antioxidant: Neutralize the oxidant effect of free radicals and other substances.
  6. Antipyretic/antifebrile/febrifuge: Effective against fever.
  7. Depurative: Purifying agent.
  8. Emmenagogue: Stimulates or increases menstrual flow.
  9. Hepatoprotective: Prevent damage to the liver.
  10. Uterine tonic: Tonic for female reproductive health.

Ayurvedic Properties and Action

Caesalpinia sappan is known as Patanga, Patranga, Pattaranga, Pattaranjaka, Pattranya, Pattura, Raktaka, Raktasar, Ranjana, Rogakashtha, PatRaag, Rakt Kashtha, Kuchandana, Surangaka, Jagatyakva, Pattura in Sanskrit. It is categorized in Karpurapi Varga in Bhavaprakash Nighantu and in Chandanadi Varga of Dhanvantari Nighantu. It is considered astringent, bitter, sweet in taste (Rasa), pungent after digestion (Vipaka), and is cool in effect (Virya). It alleviates Pitta due to cooling action and Kapha due to drying qualities.

  • Rasa (taste on the tongue): Kashaya (Astringent), Madhura (Sweet), Tikta (Bitter)
  • Guna (Pharmacological Action): Ruksha (Dry)
  • Virya (Action): Shita (Cooling)
  • Vipaka (transformed state after digestion): Katu (Pungent)
  • Dosha Effect: Pitta, and Kapha pacifier

It is a Sheet Virya herb.  Sheet Virya or Cool potency herb subdues Pitta (Bile) and Vata (Wind). It is a Katu Vipak herb. Vipak refers to post-digestive (effect after digestion/cooking of Rasa) effect of tastes after its mixing with digestive juices. It is the long-term effect of the herb. Katu Viapk herb increases dryness in the body.

Actions / Karma

  1. Balya: Increase the strength of the body.
  2. Panduhar: Cures anemia.
  3. Raktadoshahar: blood purifying.
  4. Shothahar: Removes inflammation.
  5. Sthambhana: Stops the watery flow from the body in the form of vomiting, diarrhea.
  6. Vranya: useful in the treatment of ulcer.

Therapeutic uses – Daha, Mukharoga, Pradara, Vrana, Rakta Dosha

Ayurvedic Medicines: Arimedadi taila, Karpuradyarka, Kunkumadi taila and Patrangasava.

Medicinal Uses of Caesalpinia sappan

Caesalpinia sappan is used both internally and externally. Its medicinal properties are considered similar to Yellow Chandan (Santalum flonum, Pila Chandan, Peet Chandana). Sappan wood is used topically to heal wounds, stop bleeding and soothe rashes and bruises. Internally, it is used to regulate menses after childbirth. A decoction of wood is given in case of hemoptysis (coughing up blood or blood-stained mucus from the bronchi, larynx, trachea, or lungs). Heartwood decoction is also beneficial in diarrhea, dysentery, intestinal, leucorrhoea and uterine hemorrhage.  Heartwood small piece produces a dark red solution in water. This solution has anti thirst, blood purifying, antidiabetic, complexion enhancing and several other properties. The wood is also used to obtain red dye and as a shampoo.

Chronic Wound

Bark powder is applied topically.

Fever, biliousness and increased body heat

Heartwood decoction is given.

Improve renal functions

A Bark decoction is given.

Itches, urticaria, and rashes

Heartwood paste with coconut milk is applied externally.

Jaundice and bile disorders

  1. A Bark decoction is used for six days. OR
  2. The bark is cooked with rice and eaten.


The bark is cooked with rice and eaten.

Thirst and urinary disorders due to diabetes

Heartwood decoction is taken before sleep.

The Dosage of Caesalpinia sappan

The recommended dosage of wood is 2-4 grams or 2-4 Masha.

Contraindications, Interactions, Side-effects, and Warnings Caesalpinia sappan

  1. It must not be taken in excess.
  2. A decoction of the wood is considered a powerful emmenagogue.
  3. It should not be used during pregnancy. In South Korea, it is used for causing abortion.

One Comment

  1. Andreas Heddergott

    Can you please tell me how sappan wood, patangha, patrang can be produced. How can I make tea from it or how it will be produced?

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