Africa · Herb · № 26
Buchu
Agathosma betulina
Fragrant leaves used as a flavoring and in folk medicine; clinical evidence for treatment is lacking.
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.
Africa · Herb · № 26
Agathosma betulina
Fragrant leaves used as a flavoring and in folk medicine; clinical evidence for treatment is lacking.
South America · Herb · № 183
Erythroxylum coca
The leaf contains a small amount of cocaine and other alkaloids. Chewing it or drinking it as tea is used in the Andes against hunger, fatigue and altitude sickness; evidence for the latter is limited. Cocaine, the first local anaesthetic and today mainly an addictive drug, was isolated from the leaf.
Oceania · Herb · № 54
Eremophila longifolia
One of the most important plants for Aboriginal peoples of Central Australia, with ceremonial and medicinal uses. Clinical evidence is lacking.
Oceania · Food · № 177
Grewia retusifolia
The small fruits are edible; the name dysentery bush refers to its traditional use for diarrhoea. There is no clinical research.
Oceania · Herb · № 174
Pittosporum spp.
Leaves, seeds or wood were steeped in hot water and drunk or used externally, for example for colds, coughs, eczema and cramps. Laboratory research points to antimicrobial compounds; clinical studies are lacking.
South America · Herb · № 33
Uncaria tomentosa
There is no conclusive scientific evidence that cat's claw helps any health condition.
South America · Herb · № 31
Cinchona spp. (o.a. C. officinalis, C. pubescens)
The bark contains quinine and other alkaloids. Quinine became an important antimalarial, but using the bark yourself is unsafe and is not malaria treatment.
Central America and the Caribbean · Herb · № 819
Nicotiana rustica
A ceremonial plant of many Indigenous peoples of the Americas. Tobacco is addictive and harmful to health.
Oceania · Food · № 173
Acacia spp. (o.a. A. holosericea, A. decurrens)
Roasted wattleseed is a protein- and fibre-rich bushfood. The bark of some species is rich in tannins and was used for wounds and diarrhoea. There is little clinical research.
North America · Herb · № 158
Scutellaria lateriflora (en S. baicalensis)
Used in Western herbalism for nervousness, tension and sleep problems. A few small studies suggest a mild calming effect.
North America · Herb · № 826
Podophyllum peltatum
A poisonous plant whose resin, podophyllin, was once used as a laxative. Now only used in the form of medicines against warts.
North America · Herb · № 160
Panax quinquefolius
Chinese medicine regards it as more 'cooling' than Asian ginseng and uses it for fatigue and thirst. Some studies find a slight effect on post-meal blood sugar and colds; evidence is limited.
North America · Herb · № 593
Lysichiton americanus
Traditionally attributed effects: strengthens the nerves, stimulating, antispasmodic, induces sweating, expectorant; opens the lungs and reduces cough and bronchial spasms (acute asthma), ointment against ringworm, relieves muscle and joint pain.
South America · Herb · № 492
Eupatorium triplinerve
Traditionally attributed effects: stimulating, tonic, stimulates the heart, induces sweating, stops bleeding; bitter tonic for indigestion, cough and fever, against scurvy; cleanses foul ulcers.
North America · Herb · № 574
Populus balsamifera
Traditionally attributed effects: buds: stimulating, tonic, diuretic, soothing, expectorant; bark: expectorant, laxative; for skin problems (eczema, psoriasis), dry cough, constipation, kidney/bladder support, rheumatism and gout.
North America · Herb · № 573
Abies balsamea
Traditionally attributed effects: stimulating, antiseptic, pain-relieving; for respiratory infections, cough and sore throat, cystitis and enteritis, aid to quitting smoking; externally for burns, wounds, haemorrhoids, muscle pain.
North America · Herb · № 224
Monarda didyma
The fragrant leaf contains thymol and is drunk as tea. Indigenous peoples used it for colds, fever and headache; studies in humans are lacking.
North America · Food · № 254
Vaccinium spp.
A fibre-rich berry with plenty of anthocyanins. Observational research links eating berries to a healthy diet; a medicinal effect has not been shown.
North America · Herb · № 281
Iris versicolor
Traditionally attributed effects: anti-inflammatory, diuretic, stimulating, laxative.
North America · Herb · № 280
Caulophyllum thalictroides
Traditionally attributed effects: tonic, antispasmodic, anti-inflammatory, stimulates the uterus, diuretic, antirheumatic.
North America · Herb · № 372
Sanguinaria canadensis
Traditionally attributed effects: stimulating, emetic, expectorant, restorative; part of escharotic treatment for cervical dysplasia, warms lungs/stomach/uterus, promotes coughing up.
South America · Herb · № 282
Peumus boldus
Traditionally attributed effects: stimulates the liver, diuretic.
North America · Herb · № 151
Eupatorium perfoliatum
Traditionally used for fever and flu with aching muscles; the name refers to 'break-bone fever'. There is hardly any modern clinical research.
North America · Herb · № 306
Hydrangea arborescens
Traditionally attributed effects: diuretic, laxative, stimulates the kidneys.
North America · Herb · № 34
Hydrastis canadensis
There is not enough evidence to determine whether goldenseal helps any health condition.
North America · Herb · № 582
Solidago canadensis
Traditionally attributed effects: astringent, antiseptic, anti-inflammatory, wound-healing; heals the bladder wall (incontinence, irritation), for allergies and stuck mucus after a cold, eyewash for hay fever.
North America · Herb · № 288
Frangula purshiana (syn. Rhamnus purshiana)
Traditionally attributed effects: laxative, digestive tonic.
South America · Herb · № 162
Anemopaegma arvense / Erythroxylum catuaba
Sold in Brazil as a stimulant and aphrodisiac. There is no good clinical research; products vary because several different trees are called 'catuaba'.
Asia · Herb · № 766
Rosa laevigata
Traditionally attributed effects: holds in the essence and curbs diarrhoea and frequent urination.
Asia · Herb · № 768
Polygala tenuifolia
Traditionally attributed effects: calms the mind and clears phlegm from 'the openings of the heart' and from the lungs.
North America · Food · № 13
Vaccinium macrocarpon
A food berry. Products may help lower recurrent UTI risk for some women, but findings are mixed; it does not treat an existing UTI.
Central America and the Caribbean · Herb · № 481
Datura metel
Traditionally attributed effects: narcotic, pain-relieving, antispasmodic (like belladonna); compress for rheumatic swellings, lumbago, sciatica, nerve pain, painful tumours; leaves and seeds for asthma and whooping cough; liniment for painful menstruation.
North America · Herb · № 14
Echinacea purpurea
Studied for colds and respiratory infections. It may slightly reduce the chance of catching a cold; effects on duration and other conditions are uncertain.
North America · Herb · № 188
Acer spp.
Maple syrup is the boiled-down sap of the sugar maple. It consists mainly of sugar and some minerals, such as manganese; it is a sweetener, not a medicine.
Central America and the Caribbean · Herb · № 820
Artemisia ludoviciana
A bitter, aromatic herb used in Mexico for stomach ache and digestive complaints.
Europe · Herb · № 104
Viburnum opulus en V. prunifolium
The bark is traditionally used for muscle cramps and period pain; its English name is cramp bark. Clinical evidence is lacking.
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.