From Ayurveda to Rongoā Māori
Communities around the world learned how plants nourish, care and heal. Here their traditions stand beside present-day use, with respect for every culture.
GrapeFolk magic and herbal magic
BuchuLocal African healing traditions
Indian tobaccoCherokee medicine
Lignum vitaeHerbal knowledge of the Caribbean
Yerba mateKallawaya healing knowledge
CautionNorth America · Herb · № 155
Phytolacca americana
Formerly used for swollen glands, tonsillitis and rheumatism. Because of its toxicity it is not a safe herb; there is no evidence of benefits that outweigh the risks.
CautionEurope · Herb · № 92
Scrophularia nodosa (en S. ningpoensis)
Used in Western herbalism for skin conditions such as eczema and psoriasis and for swollen glands. There is no good clinical evidence.
CautionAfrica · Herb · № 464
Citrullus colocynthis
Traditionally attributed effects: drastically laxative and diuretic; in large doses emetic and highly irritant; for ascites, jaundice, urinary diseases, rheumatism, bile complaints, intestinal parasites, constipation, oedema; seed oil for snake and scorpion bites.
CautionEurope · Herb · № 271
Eupatorium cannabinum
Traditionally attributed effects: hemp agrimony fever-reducing, diuretic, laxative, promotes bile, expectorant, stimulates the immune system; boneset induces sweating, antispasmodic; gravel root soothing diuretic, antirheumatic, promotes menstruation.
CautionEurope · Herb · № 231
Coriandrum sativum
Traditionally attributed effects: aromatic, stimulating, carminative, stomachic, cooling, tonic, diuretic; for flatulence, colic, rheumatism, nerve pain, sore throat, indigestion, vomiting, colds, bile complaints.
CautionEurope · Herb · № 211
Viola odorata
Traditionally attributed effects: V. odorata anti-inflammatory, expectorant, diuretic, antitumour; V. tricolor expectorant, anti-inflammatory, diuretic, antirheumatic, laxative, strengthens capillaries.
CautionAsia · Herb · № 544
Randia dumetorum
Traditionally attributed effects: fruit rind induces sweating and antispasmodic; bark calming and soothes the nerves; bark internally and externally for rheumatism, bruises and bone pain in fever, diarrhoea and dysentery; fruit emetic in acute bronchitis and asthma; scorpion stings.
CautionAsia · Herb · № 520
Madhuca longifolia
Traditionally attributed effects: flowers cooling, soothing, expectorant, tonic, nourishing; bark astringent and tonic; for diabetes and rheumatism, bleeding gums, tonsil and throat inflammation, itching, bronchitis, cough, haemorrhoids.
CautionAsia · Herb · № 348
Centella asiatica
Traditionally attributed effects: cleansing, tonic, diuretic, locally stimulating, calming; for chronic ulcers, eczema, psoriasis, leprosy, epilepsy, insanity, swollen glands, abscesses, chronic rheumatism, diarrhoea in children.
CautionEurope · Herb · № 71
Filipendula ulmaria
Contains salicylates. Traditionally used for heartburn, an irritated stomach and joint pain. Clinical research is scarce.
CautionAsia · Herb · № 527
Moringa oleifera
Traditionally attributed effects: antispasmodic, stimulating, expectorant, diuretic, dissolves stones; leaves for scurvy and catarrh, flatulence in children, wounds and swellings; bark stimulates the heart in asthma and cough.
CautionAsia · Herb · № 341
Brassica juncea
Traditionally attributed effects: plant bitter, mildly laxative, tonic; oil stimulating and skin-irritant, antiseptic; for chest complaints in children, muscular rheumatism, stiff neck, inflammation and nerve pain, abdominal cramps, persistent vomiting.
CautionSouth America · Herb · № 897
Muehlenbeckia volcanica
A low, creeping shrublet with small, round, leathery leaves and blue-black berries. Tannins and flavonoids have been found in the extract; in rats it was anti-inflammatory.
CautionAsia · Herb · № 530
Nyctanthes arbor-tristis
Traditionally attributed effects: promotes bile, expels worms, laxative, fever-reducing, anti-inflammatory.
CautionAsia · Herb · № 39
Azadirachta indica
Used for centuries in traditional medicine in India, but there is insufficient clinical evidence of medical benefits.
CautionAsia · Herb · № 482
Delphinium denudatum
Traditionally attributed effects: stimulating, cleansing, stomachic, tonic, pain-relieving; for syphilis and rheumatism, recovery after fever, toothache, antidote for snake bites and aconite poisoning.
CautionAsia · Herb · № 129
Myristica fragrans
A spice used in small amounts in Ayurveda and Arabic medicine for diarrhoea, nausea and insomnia. There is no good clinical evidence.
CautionAsia · Food · № 412
Amorphophallus campanulatus
Traditionally attributed effects: stomachic, carminative, tonic; for haemorrhoids, indigestion and weakness, boils, eye inflammation, acute rheumatism; promotes menstruation.
CautionAsia · Herb · № 522
Melia azedarach
Traditionally attributed effects: astringent, tonic, antipyretic, expels worms; fruit laxative; oil insecticidal and antiseptic.
CautionAsia · Herb · № 395
Abrus precatorius
Traditionally attributed effects: seeds purgative, emetic, tonic, anti-inflammatory, aphrodisiac; leaf juice for sore throat and dry cough, purifies the blood; leaf paste for swellings and rheumatism; seed paste for sciatica and paralysis; eyewash.
CautionSouth America · Herb · № 165
Handroanthus impetiginosus (syn. Tabebuia avellanedae)
The inner bark is sold for fungal infections, inflammation and as a 'cancer remedy'. There is no reliable human evidence; its active compound lapachol proved too toxic at effective doses.
CautionSouth America · Herb · № 885
Piper aduncum
A shrub of the pepper family with rough, fragrant leaves. The leaf was traditionally used to stop bleeding; research is limited.
CautionCentral America and the Caribbean · Herb · № 822
Schinus molle
A tree with aromatic leaves and pink berries, used in cleansing rituals and as a folk remedy.
CautionNorth America · Herb · № 192
Populus tremuloides
Traditionally attributed effects: astringent, fever-reducing, tonic, anti-inflammatory, pain-relieving (salicylates); restores the sensitive bladder (incontinence), calms the bowels in stress diarrhoea, heals wounds, lowers fever, relieves headache.
CautionAfrica · Herb · № 502
Gloriosa superba
Traditionally attributed effects: tonic, antipyretic, promotes bile, expels worms, cleansing, laxative; against lice, for gonorrhoea, leprosy, colic, worms; promotes contractions; compress for rheumatism and nerve pain.
CautionNorth America · Herb · № 954
Pulsatilla nuttalliana (syn. P. patens subsp. multifida)
A low plant of the buttercup family with hairy purple flowers that appear before the leaves. Like other pasqueflowers, the fresh plant contains protoanemonin, which strongly irritates skin and mucous membranes and raises blisters.
CautionAsia · Herb · № 133
Plantago ovata
The seed husks form a mucilaginous gel: an established bulk-forming fibre for constipation and mild diarrhoea that can also modestly lower LDL cholesterol.
CautionAsia · Herb · № 568
Vanda roxburghii
Traditionally attributed effects: pain-relieving, carminative, expectorant, strengthens the nerves, lowers blood pressure; oil for rheumatism and nervous diseases; for syphilis, scorpion stings, fever, middle ear infection, indigestion, bronchitis, inflammation, hiccups and trembling.
CautionSouth America · Herb · № 927
Tabernaemontana sananho
A tree of the dogbane family, related to iboga. Contains the indole alkaloids coronaridine, voacangine and ibogamine, which resemble those of iboga. Anti-inflammatory, and in the laboratory effective against the parasite that causes leishmaniasis.
CautionCentral America and the Caribbean · Herb · № 369
Smilax spp. (o.a. Smilax ornata)
The root contains saponins and was long sold as a 'blood-purifying' remedy and for skin conditions. There is no evidence that sarsaparilla treats herpes, syphilis or other infections.
CautionNorth America · Herb · № 633
Sassafras albidum
Traditionally attributed effects: expels wind, dampness and cold in joint complaints, also when heat is involved, moves the blood in stasis after trauma or in absent menstruation, and is used for itchy skin.
CautionEurope · Herb · № 595
Rumex acetosella
Traditionally attributed effects: induces sweating, diuretic, fever-reducing, stops bleeding; traditionally for cancer (ingredient of Essiac tea), relieves 'hot' conditions (fever, thirst, inflammation), boils, transient jaundice.
CautionEurope · Herb · № 91
Salix alba
The bark contains salicin, which the body partly converts to salicylic acid. There are hints of a moderate effect on low back pain and joint pain.
CautionAsia · Herb · № 535
Pandanus tectorius
Traditionally attributed effects: bitter, laxative, aromatic; leaves for leprosy, smallpox, scabies, syphilis, leucoderma; anthers for earache, headache and blood diseases; oil for headache and rheumatism.
CautionNorth America · Herb · № 964
Polygala senega (syn. Senega officinalis)
A low milkwort with white flower spikes. The root contains saponins that loosen phlegm and promote coughing; it is in the European Pharmacopoeia as a cough remedy.
CautionAfrica · Herb · № 117
Senna alexandrina
Leaves and pods contain sennosides, a stimulant laxative that works for short-term constipation. It is used in modern over-the-counter laxatives.
Featured · Central America and the Caribbean · Curanderismo
Salvia divinorum
A sage with large leaves containing salvinorin A, a very potent substance acting on the kappa opioid receptor. Brings short-lived, often intense changes in perception and the feeling of leaving the body.
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43 traditions
How communities built up and passed on their knowledge of plants, region by region.
113 recipes
Soups, teas and dishes in which herbs play a leading role.
146 formulas
The classical Chinese formulas, also listed by condition.