Blackbeard, Camachile tree, Manila tamarind, Opiuma, Sweet inga, Manilla Tamarind

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Article Summary

Pithecellobium dulce commonly known as Blackbeard, Camachile tree is a genus of flowering plant in the pea family Fabaceae that is inhabitant to the Pacific Coast and adjacent highlands of Mexico, Central America, and northern South America. It is an introduced species and extensively naturalized in the Caribbean, Florida, Guam, India, Bangladesh, Sri Lanka, Pakistan, Thailand, and the Philippines. It is considered an invasive species...

Key Takeaways

  • This article explains Camachile Facts in simple medical language.
  • This article explains Camachile Scientific Classification in simple medical language.
  • This article explains Traditional uses and benefits of Camachile in simple medical language.
  • This article explains Ayurvedic Health benefits of Camachile in simple medical language.
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Definition

Pithecellobium dulce commonly known as Blackbeard, Camachile tree is a genus of flowering plant in the pea family Fabaceae that is inhabitant to the Pacific Coast and adjacent highlands of Mexico, Central America, and northern South America. It is an introduced species and extensively naturalized in the Caribbean, Florida, Guam, India, Bangladesh, Sri Lanka, Pakistan, Thailand, and the Philippines. It is considered an species in Hawaii. Known by several other common names such as Blackbeard, Camachile tree, Madras thorn, Manila tamarind, Opium, Sweet inga, Manilla Tamarind, Guayamochil, Monkey Pod, and much more, in the region of Hawaii, it is considered as an invasive species. The genus name is derived from the Greek words pithekos (an ape) and lobos (a lobe), alluding to the pods, shaped like the human ears. This species was named and described botanically in 1795 from Coromandel, India, where it had been introduced. The specific name, meaning sweet, doubtless refers to the edible seed pulp.

Camachile Facts

Name Camachile
Scientific Name Pithecellobium dulce
Native Pacific Coast and adjacent highlands of Mexico, Central America, and northern South America
Common Names Blackbead, Camachile tree, Madras thorn, Manila tamarind, Opiuma, Sweet inga, Manilla Tamarind, Guayamochil, Monkey Pod
Name in Other Languages Brazil: Ingarana
Cambodia: Am’pül tük
Carolinian: Ghamasiligh
Chamorro: Camachili, kamachile, kamachiles, kamachili, kamatire
Chinese: Niu ti dou (牛蹄豆) ,  Jīnguī shù ( 金龜 樹)
Colombia: Azabuche, chamcán, chininango, dinde, gallinero, ojito de nena, payandé, payandé clavo, tíraco
Chuukese: Kamachuri
Costa Rica: Michiguiste
Cuba: Inga dulce, tamarindo chino
Dominican Republic: Jina extranjera
Ecuador: Tierra espina
El Salvador: Guachimol, mangollano, mongollano
English: Blackbead, Camachile tree, Madras thorn, Manila tamarind, Opiuma, Sweet inga, Manilla Tamarind, Guayamochil, Monkey Pod,
French:  Campèche, Cassie de Manille, Épine de Madras, Pois sucré, Tamarin de l’Inde, Tamarin de Manille, Bois Noir de l’Inde, Cassie Manie, Cassie Manille
French West Indies: Acacia a bracelets, diabelle
German: Camambilarinde
Guatemala: Jaguay, madre de fleche, tsuiche
Gujarati: Vilayati Ambli (વિલાયતી અંબલી)
Guyana: Bread-and-cheese
Hawaiian: Opiuma
Hindi: Jangli jalebi, vilayati babul, Vilayati Imli, kataiya, amli, balati, dakhani babul, dekhani, hatichinch, imli, jamgal jalebi, kodukapuli, madras thorn, simachinduga, simachinta, simehunise, vilayati imli
Indonesia: Asam koranji
Indonesia/Java: Asam belanda, assam londo
Irula: Konapuli
Japanese: Kamatire, kinkame, kinkizyu
Kannada: Seeme Hunse,Seeme Hunase
Laos: khaam th’ééd
Malaysia: Asam kranji, asam tjina
Marathi: Vilayatichinch (विलायती चिंच)
Mexico: Camanchil, camchile, chucúm blanco, coacamachatli, cuaumochtli, guamachi, guamúchil, guayamochil, guaymachile, huamúchil, humo, piliil, pinsón, quahmochitl, quamochitl
Myanmar: Kway-tanyeng
Nicaragua: Espino de playa, michiguiste
Palauan: Kamatsíri, kamatsiri
Philippines: Damortis, kamanchilis, kamatsile
Pohnpeian: Gamachil
Puerto Rico: Guamá americano
Spanish: Guamúchil, Guayamochil, Huamúchil, Madre de fleche
Sri Lanka: Katugaja, kodukapuli
Tamil: Kodaikaapulli, Koṭukkāppuḷi  (கொடுக்காப்புளி), Kodukkappuli, Kodukkapuli
Tanzania: Mchonogoma
Thai: Ma kham khong,   Ma kham thes (มะขาม เทศ)
USA: Opiuma
USA/Hawaii: Opiuma
Venezuela: Guamo blanco, yacure
Vietnam: Keo tây, me keo
Plant Growth Habit Small to medium-sized thorny, deciduous tree
Growing Climates Dry tropical and subtropical forest, thorn scrub, matorral, secondary savannah, coastal dunes and in the ecotone habitat between mangrove and lowland forest
Soil Often extremely rocky, shallow and skeletal soils, primarily of volcanic origin in areas where soils have often suffered abuse through slash and burn agriculture, desiccation and erosion
Plant Size Up to 15-20 m in height with a dbh of 30-50 cm, or even 100 cm forming impenetrable thickets
Bark Smooth, pale whitish-grey, lenticellate, often with horizontal ribs encircling the trunk and branches, becoming rougher and fissured on older boles
In Leaf February
Leaf Abruptly bipinnate with a single pair of pinnae per leaf and two pairs of leaflets per pinna, i.e. 4 leaflets in all per leaf. The leaflets are 25-56 mm long and 9-32 mm wide, obliquely elliptic or oblong elliptic with 4-7 pairs of pinnate , deep olive green above, paler grey-green below
Flowering season March–April
Flower Grouped in small, dense, sub-spherical heads, 7-12 mm in diameter, with 20-30 flowers per head, the heads arranged in fascicles of 2-4 in axils of leaves
Fruit Shape & Size Distinctive in shape and colour being spirally curved or coiled into 1-2 circles, noticeably constricted between the seeds. The unripe pods are fleshy, becoming dry and papery after opening
Fruit Color Green tinged red, turning bright rose or bright red as they ripen, and reddish-brown after dehiscence
Flesh Color Some fruits are pinkish red, while others are snow white
Seed Shiny black, compressed, lentiform, 7-13 x 6-11 x 2-4 mm in size
Texture Chewy, doughy, slightly papery and mildly grainy, with a flesh that dissolves on the tongue
Propagation By Seed
Taste Sweet to taste, musky and acidic, simply resembling desiccated coconut meat
Plant Parts Used Whole tree, bark, leaves
Season June

Camachile Scientific Classification

Scientific Name: Pithecellobium dulce

Rank Scientific Name & (Common Name)
Kingdom Plantae (Plants)
Subkingdom Tracheobionta (Vascular plants)
Infrakingdom Streptophyta  (land plants)
Superdivision Spermatophyta (Seed plants)
Division Magnoliophyta (Flowering plants)
Subdivision Spermatophytina  (spermatophytes, seed plants, phanérogames)
Class Magnoliopsida (Dicotyledons)
Subclass Rosidae
Superorder Rosanae
Order Fabales
Family Fabaceae ⁄ Leguminosae (Pea family)
Genus Pithecellobium Mart. (blackbead)
Species Pithecellobium dulce (Roxb.) Benth. (monkeypod)
Synonyms
  • Acacia obliquifolia M.Martens & Galeotti
  • Albizia dulcis (Roxb.) F.Muell
  • Feuilleea dulcis (Roxb.) Kuntze
  • Inga camatchili Perr
  • Inga dulcis (Roxb.) Willd
  • Inga javana DC
  • Inga javanica DC
  • Inga lanceolata “sensu Blanco, non Kuntze
  • Inga leucantha C.Presl
  • Inga pungens Willd
  • Mimosa dulcis Roxb
  • Mimosa edulis Gagnep
  • Mimosa pungens (Willd.) Poir
  • Mimosa unguis-cati Blanco
  • Pithecellobium littorale Record
  • Pithecellobium littorale Britton & Rose ex Rec
  • Pithecollobium dulce (Roxb.) Benth
  • Zygia dulcis (Roxb.) Lyons

Plant Description

Camachile is a small to a medium-sized thorny, multiple-stemmed, deciduous tree or sometimes forming only a bush, but often forming a branchy tree with an irregularly rounded crown and flexuous and pendulous branches that grow up to 15-20 m in height with a dbh of 30-50 cm, or even 100 cm forming impenetrable thickets. The plant is found growing in dry tropical and subtropical forest, thorn scrub, matorral, secondary savannah, coastal dunes and in the eco-tone habitat between mangrove and lowland forest, and in Mexico it is frequently seen growing on roadsides and in the urban environment. The plant prefers extremely rocky, shallow and skeletal soils, primarily of volcanic origin in areas where soils have often suffered severe abuse through slash and burn agriculture, desiccation and erosion. It is also found along river banks on alluvial soils and sands. It prefers well-drained soils but can grow on heavier clays, including black cotton vertisols. It is known to tolerate salinity in areas with a high brackish water table

A few slender whip-like branches often straggle well beyond the rest of the crown. Crown is spreading but irregular. Trunk is short, about 1 m high, with crooked branches and somewhat shiny branchlets. The bark is grey and smooth in young trees, turning to slightly rough and furrowed in old trees. Bark exudes reddish-brown gum when injured.

Leaves

Leaves are bipinnately compound with a pair of pinnae, each with two leaflets that are -shaped and dark green in color. The leaflets are 25-56 mm long and 9-32 mm wide, obliquely elliptic or oblong-elliptic with 4-7 pairs of pinnate veins, deep olive-green above, paler grey-green below, with small glands, 0.3-0.8 mm high and 0.4-0.7 mm in diameter, at the tip of the petiole and the tip of the pinnular rachis. Spines are present in pairs at the base of the leaf. New leaf growth and shedding of old leaves occur almost simultaneously, giving the tree an evergreen appearance.

Flowers

Flowers are grouped in small, dense, sub-spherical heads, 7-12 mm in diameter, with 20-30 flowers per head, the heads arranged in fascicles of 2-4 in axils of leaves. The flowers are pale whitish-green and the stamen filaments are white. There are 5 sepals and 5 petals fused into a tube, with 22-42 stamens per flower, also basally united into a staminal tube. Flowering normally takes place from March to April.

Fruit

Fertile flowers are followed by fruits that are distinctive in shape and color being spirally curved or coiled into 1-2 circles, noticeably constricted between the seeds. They are initially green tinged red, turning bright rose or bright red as they ripen, and reddish-brown after dehiscence. The unripe pods are fleshy, becoming dry and papery after opening. The pods open along both sides to reveal 8-12 seeds which persist after the pods open, attached by the fleshy white, pale pink or occasionally red, aril. The seeds are shiny black, compressed, lentiform, and 7-13 x 6-11 x 2-4 mm in size.

Traditional uses and benefits of Camachile

  • Leaf is used as an abortive and as a digestive.
  • Bark is used in a decoction as an enema in India.
  • It can relief convulsions, inflammations, and venereal sores.
  • It also functions as remedy for , dysentery, , chest congestion, and internal ulcers.
  • Leaves can be used as a plaster to allay even from venereal sores, and can relieve convulsions.
  • Paste made from the leaves is applied externally to treat muscular swellings caused by some inflammations.
  • Leaves together with salt can cure and, in larger doses, can also induce abortion.
  • Bark of the root is a good remedy for diarrhea and dysentery.
  • Bark is used medicinally as a febrifuge.
  • Fruit pulp is taken orally to stop blood flow in case of Haemoptysis.
  • Seed juice is inhaled into the nostrils against chest congestion and pulverized seeds are ingested for internal ulcers.
  • Bark is used as an astringent for dysentery in India.
  • It is said to have been used as an antipyretic in India, used for eye , although an anecdote from Sri Lanka claims the bark consists of a substance that causes eye infections and of the eyelids.
  • The Huastec people of northern Veracruz and San Luis Potosí in Mexico used different parts of the tree to treat gum ailments, toothache and cancer.
  • Leaves are said to be used in a poultice with alcohol to treat bile, as well as being used to prevent abortions/, although the leaves are also said to be used to cause abortions.
  • Pulp from the fruits is said to be astringent and hemostatic, and used for hemoptysis.
  • Ground seed is sometimes traditionally used to clean ulcers.
  • Non-specified parts of the plant are said to be used extract is also used against hemorrhages, diarrhea, and .
  • Fruit pulp is taken orally to stop blood flow in case of haemoptysis.
  • Seed juice is inhaled into the nostrils against chest congestion and pulverized seeds are ingested for internal ulcers.
  • In Eastern Nepal, parts of the camachile treat , the stem combats dysentery, and the leaves help with intestinal disorders.
  • Pithecellobium Dulce is used to counter gum diseases.
  • It provides relief from Toothache.
  • It inhibits the blood loss within the body to avoid the risk of Internal Bleeding.
  • Pithecellobium Dulce leaves are effective in combating against Disease.
  • It is fruitful in curing Tuberculosis.
  • Grounded seeds are optimal for healing ulcers.
  • It is potentially advisable for treating sexually transmitted diseases.
  • It is potent in reducing Fever.
  • It regulates the oxygen supply to the Brain cells and prevents Brain .
  • It inhibits the growth of cancer cells. Therefore, it offers comfort to the patient debilitated with Cancer and Cancer.
  • It is enriched with Thiamine content which overcomes from Stress.
  • It induces the appetite to combat Anorexia.
  • It is used to reduce high .
  • It lowers the blood sugar levels that are beneficial for curing Diabetes.
  • It suppresses the Inflammation within the body.
  • It is recommended for curing .
  • It is fruitful in curing Conjunctivitis.

Ayurvedic Health benefits of Camachile

  • Irritable Bowel : Steep few fresh Pithecellobium Dulce bark in 200 ml of boiling water for 10 minutes. Allow it to cool. Drink this decoction once a day to reduce the symptoms.
  • Pain: Rub Pithecellobium Dulce leaves against a hard surface. Apply it on the affected to reduce the pain.
  • Indigestion: Boil few Pithecellobium Dulce leaves in 150 ml of water for 5 minutes. Add a pinch of Salt in the water. Boil it for another 5 minutes.
  • Ulcers: Take Pithecellobium Dulce leaves and crush them against a hard surface. Apply these leaves over the wounds to get relief.
  • Dysentery: Simmer Pithecellobium Dulce bark in 150 ml of boiling water for 5 to 10 minutes. it off. Drink it cool to get rid off Dysentery.
  • : Make a decoction by boiling Pithecellobium Dulce bark in 200 ml of water for 10 minutes. Strain it off. Drink this decoction daily to reduce Eczema.
  • Panophthalmitis: Prepare an infusion by steeping Pithecellobium Dulce leaves in 150 ml of boiling water for 10 minutes. Boil till it reduces to half. Strain it off. Consumption of this infusion regularly once a day can prevent Panophthalmitis.
  • Leprosy: Boil Pithecellobium Dulce leaves in 200 ml of water for 15 minutes. Allow it to cool. Daily consume a glass of it to get best results.
  • Toothache: Prepare a decoction by boiling Pithecellobium Dulce leaves in 150 ml of water for 5 to 10 minutes. Strain it off. Gargle daily in the morning to combat against a toothache.
  • Fever: Consume a glass of Pithecellobium Dulce bark decoction to alleviate Fever.

Culinary uses

  • Flesh surrounding the seeds can be eaten raw, cooked, or made into drinks.
  • Seeds can also be eaten raw or used as an ingredient in curries.
  • Flesh can be eaten raw, boiled or made into a refreshing beverage that is suggestive of lemonade
  • Seed pods contain a sweet and sour pulp which is eaten raw in Mexico and India as an accompaniment to various meat dishes and used as a base for drinks with sugar and water.
  • It is also used in making some candy, pastries, and desserts.

Other Facts

  • Edible oil can be obtained from the seeds, which can also be used in making soap.
  • Bark is a source of yellow dye, tannin, and gum.
  • Seeds and leaves are also sources of tannin.
  • Wood is not of superior quality but can still be used in light construction and for poles.
  • Wood is used locally for construction, paneling, boxes, crates, agricultural implements, and cart wheels.
  • Wood is used as a domestic fuel in many areas where firewood is in short supply and as fuel for brick kilns in India.
  • Flowers of P. dulce are a high quality nectar and pollen source producing excellent quality honey.

Precautions

  • Sap can cause eye irritation and skin welts.
  • Bark contains irritating substances, which can cause eye infections.
  • Handling plant may cause skin irritation or allergic reaction.
  • Plant has spines or sharp edges; use extreme caution when handling.
  • Bark contains irritating substances, which can cause eye infections.
  • Avoid use during pregnancy and breast feeding.

 


References

Doctor visit helper

Prepare before seeing a doctor

A simple rural-patient checklist to help you explain symptoms clearly, ask better questions, and avoid unsafe self-treatment.

Safety note: This is not a prescription or diagnosis. For severe symptoms, pregnancy danger signs, children with serious illness, chest pain, breathing difficulty, stroke-like weakness, or major injury, seek urgent care.

Which doctor may help?

Start with a registered doctor or the nearest qualified health center.

What to tell the doctor

  • Write when the problem started and how it changed.
  • Bring old prescriptions, investigation reports, and current medicines.
  • Write allergies, pregnancy status, diabetes, kidney/liver disease, and major past illnesses.
  • Bring one family member if the patient is weak, elderly, confused, or a child.

Questions to ask

  • What is the most likely cause of my symptoms?
  • Which danger signs mean I should go to hospital quickly?
  • Which tests are necessary now, and which can wait?
  • How should I take medicines safely and what side effects should I watch for?
  • When should I come for follow-up?

Tests to discuss

  • Vital signs: temperature, pulse, blood pressure, oxygen saturation
  • Basic physical examination by a clinician
  • CBC, urine test, blood sugar, or imaging only when clinically needed

Avoid these mistakes

  • Do not use antibiotics, steroid tablets/injections, or strong painkillers without proper medical advice.
  • Do not hide pregnancy, kidney disease, ulcer, allergy, or blood thinner use.
  • Do not delay emergency care when danger signs are present.

Medicine safety and first-aid guide

This section is for patient education only. It does not replace a doctor, pharmacist, or emergency care.

Safe first steps

  • Avoid heavy lifting, sudden bending, and prolonged bed rest.
  • Use comfortable posture and gentle movement as tolerated.
  • Discuss physiotherapy, X-ray, or MRI only when clinically needed.

OTC medicine safety

  • For mild back pain, pain-relief medicine may be discussed with a doctor or pharmacist.
  • Avoid repeated painkiller use if you have kidney disease, stomach ulcer, uncontrolled blood pressure, or are taking blood thinners.

Avoid these mistakes

  • Do not start antibiotics without a proper medical decision.
  • Do not use steroid tablets or injections casually for quick relief.
  • Do not delay emergency care because of home remedies.

Get urgent help if

  • Back pain with leg weakness, numbness around private area, loss of urine/stool control, fever, cancer history, or major injury needs urgent care.
Medicine names, dose, and timing must be decided by a qualified clinician or pharmacist after checking age, pregnancy, allergy, other diseases, and current medicines.

For rural patients and family caregivers

Patient health record and symptom diary

Write your symptoms, medicines already taken, test results, and questions before visiting a doctor. This note stays on your device unless you print or copy it.

Doctor to discuss: Medicine doctor / pediatrician for children / qualified clinician
Tests to discuss with doctor
  • Temperature chart and hydration assessment
  • CBC with platelet count if fever persists or dengue/other infection is possible
  • Urine test, malaria/dengue tests, chest evaluation, or blood culture only when clinically indicated
Questions to ask
  • What is the most likely cause of my symptoms?
  • Which warning signs mean I should go to emergency care?
  • Which tests are really needed now?
  • Which medicines are safe for my age, pregnancy status, allergy, kidney/liver/stomach condition, and current medicines?
  • Do I need antibiotics, or is this more likely viral?

Emergency warning signs such as chest pain, severe breathing difficulty, sudden weakness, confusion, severe dehydration, major injury, or loss of bladder/bowel control need urgent medical care. Do not wait for online information.

Safe pathway to proper treatment

Care roadmap for: Blackbeard, Camachile tree, Manila tamarind, Opiuma, Sweet inga, Manilla Tamarind

Use this simple roadmap to understand the next safe steps. It is educational and does not replace examination by a doctor.

Go to emergency care if you notice:
  • Severe or rapidly worsening symptoms
  • Breathing difficulty, chest pain, fainting, confusion, severe weakness, major injury, or severe dehydration
Doctor / service to discuss: Qualified healthcare provider; specialist depends on symptoms and examination.
  1. Step 1

    Check danger signs first

    If danger signs are present, seek emergency care and do not wait for online information.

  2. Step 2

    Record the symptom story

    Write when symptoms started, severity, medicines already taken, allergies, pregnancy status, and test results.

  3. Step 3

    Visit a qualified clinician

    A doctor, nurse, or qualified healthcare provider can examine you and decide which tests or treatment are needed.

  4. Step 4

    Do only useful tests

    Do tests after clinical assessment. Avoid unnecessary tests, random antibiotics, or repeated medicines without diagnosis.

  5. Step 5

    Follow up and return early if worse

    If symptoms worsen, new warning signs appear, or treatment is not helping, return for review quickly.

Rural patient practical tips
  • Take a written symptom diary and all previous prescriptions/test reports.
  • Do not hide medicines already taken, even herbal or over-the-counter medicines.
  • Ask which warning signs mean urgent referral to hospital.

This roadmap is for education. A real diagnosis and treatment plan requires history, examination, and clinical judgment.

Internal learning pathway

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