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.
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.
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.
Europe · Herb · № 86
Plantago major
The leaf is traditionally bruised and applied to insect bites, small wounds and grazes, and taken as tea for coughs. Clinical evidence is limited.
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.
South America · Herb · № 282
Peumus boldus
Traditionally attributed effects: stimulates the liver, diuretic.
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'.
Central America and the Caribbean · Food · № 266
Zea mays
Traditionally attributed effects: diuretic, heals the urinary tract lining, tonic, soothing.
South 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.
South 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.
Central America and the Caribbean · Food · № 263
Cucurbita moschata
Traditionally attributed effects: heart-warming and nourishing for body, mind and soul; good for skin and hair.
Europe · Herb · № 45
Salvia officinalis
A culinary herb. A few small studies suggest possible effects on memory and blood lipids, but evidence is limited.
South America · Herb · № 854
Croton lechleri
A tree with a thick, blood-red sap. On the skin it dries quickly into a protective layer. Crofelemer, approved in the US since 2013 for diarrhoea in people with HIV, was developed from the sap.
Central 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.
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.