South America · Herb · № 900
Sabadilla
Schoenocaulon officinale
A lily-like plant with highly poisonous seeds containing alkaloids such as veratridine and cevadine. Pharmacists around the world made louse treatments and insecticides from them.
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.
South America · Herb · № 900
Schoenocaulon officinale
A lily-like plant with highly poisonous seeds containing alkaloids such as veratridine and cevadine. Pharmacists around the world made louse treatments and insecticides from them.
Europe · Herb · № 45
Salvia officinalis
A culinary herb. A few small studies suggest possible effects on memory and blood lipids, but evidence is limited.
North America · Herb · № 976
Hypericum scouleri (syn. H. formosum var. scouleri)
A native St John's wort with yellow, black-dotted flowers, related to common St John's wort. Like it, it contains hypericin and hyperforin.
Africa · Food · № 356
Sesamum indicum
Traditionally attributed effects: soothing, softens the skin, diuretic, promotes menstruation and milk flow, laxative; leaves for respiratory complaints, diarrhoea and dysentery in children, bladder catarrh; seeds for bleeding haemorrhoids, absent or painful menstruation.
North America · Herb · № 998
Oxydendrum arboreum
A tree of the heath family with drooping sprays of white, bell-shaped flowers in summer and fiery red autumn leaves. The leaves taste sour, hence the name. From the flowers bees make a light, much-prized honey.
Europe · Herb · № 577
Frangula alnus
Traditionally attributed effects: cleansing, laxative, antiparasitic, bitter; mild laxative without cramps, stops bleeding and helps with warts, mouthwash for gum problems, hair rinse for scalp irritation.
North America · Herb · № 152
Hamamelis virginiana
Strongly astringent due to tannins. Witch hazel water and ointment are used externally for minor skin irritation, bruises and haemorrhoids; there is limited but reasonably supportive evidence.
Asia · Herb · № 721
Typhonium giganteum
Traditionally attributed effects: dries dampness and phlegm and expels wind in facial paralysis and convulsions.
Europe · Herb · № 72
Foeniculum vulgare
The seed is traditionally used for wind, bloating and cramps. There are some small studies, but evidence is limited.
Asia · Herb · № 489
Embelia ribes
Traditionally attributed effects: carminative, expels worms, stimulating, cleansing; against intestinal worms, ringworm and skin diseases, headache, sore throat and mouth ulcers, bark paste for pneumonia.
Europe · Herb · № 230
Potentilla reptans
The tannin-rich herb was used as a mouthwash and for diarrhoea. A medicinal effect has not been studied.
Asia · Herb · № 446
Butea monosperma
Traditionally attributed effects: leaves astringent, diuretic, tonic, aphrodisiac; seeds expel worms and laxative; flowers tonic; for diarrhoea, heartburn, diabetes (lowers blood sugar), flatulence, haemorrhoids, worms, leucorrhoea, inflamed throat.
Europe · Herb · № 58
Alchemilla xanthochlora
An astringent herb used in folk medicine mainly for heavy periods and diarrhoea. There is little clinical research.
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.
Central America and the Caribbean · Herb · № 397
Acacia farnesiana
Traditionally attributed effects: astringent, soothing, cleansing; for bleeding gums, gonorrhoea; gum as a substitute for gum arabic.
North America · Herb · № 969
Tsuga heterophylla
A large conifer with a drooping top and short, flat needles. The bark is very rich in tannins; the young needles contain vitamin C.
North America · Herb · № 957
Mirabilis nyctaginea (syn. Allionia nyctaginea)
Related to the marvel of Peru (Mirabilis jalapa), with a thick taproot and small pink flowers that open in the afternoon. Taken internally the root is strongly laxative.
North America · Herb · № 598
Quercus alba
Traditionally attributed effects: strongly astringent; strengthens lax tissue (diarrhoea, inflamed gums, chronic nasal congestion, weak bladder), stops bleeding (nosebleeds, internal bleeding).
Asia · Herb · № 128
Morus alba en M. nigra
The leaf (sang ye) is being studied for post-meal blood sugar and is used in Chinese medicine for coughs and fevers; bark, twigs and berries each have their own use too. Evidence is preliminary.
North America · Herb · № 986
Xanthorhiza simplicissima
A low shrub of the buttercup family, one of the few woody species in that family. Root and stem are bright yellow from berberine, a bitter substance also found in goldenseal and barberry that inhibits bacteria and fungi.
Asia · Herb · № 18
Glycyrrhiza glabra
A root with long use in several traditions; high-quality evidence does not support most health claims.
Europe · Herb · № 187
Quercus robur
The bark contains a lot of tannins and is astringent. It is used as a decoction for diarrhoea, as a mouthwash for inflamed gums and as a sitz bath for haemorrhoids.
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.