North America · Herb · № 956
Fringed sage
Artemisia frigida
A low, silver-grey, strongly scented wormwood shrub. Contains a volatile oil with camphor and cineole and, like other wormwoods, thujone.
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.
North America · Herb · № 956
Artemisia frigida
A low, silver-grey, strongly scented wormwood shrub. Contains a volatile oil with camphor and cineole and, like other wormwoods, thujone.
South America · Herb · № 871
Quinchamalium chilense
A semi-parasitic herb with orange-yellow flowers in heads. Traditionally for wounds and colds; research is lacking.
South America · Herb · № 872
Lomatia hirsuta
A tree of the protea family with large toothed leaves and beautifully figured wood. Traditionally for coughs; research is lacking.
North America · Herb · № 975
Oxalis oregana
A low wood sorrel with large clover-like leaves and white or pink flowers, forming carpets under the trees. The leaf tastes sour from oxalic acid.
Europe · Herb · № 2
Salvia rosmarinus (syn. Rosmarinus officinalis)
An aromatic culinary herb with carnosic acid and rosmarinic acid. A few small studies point to a slight effect of the scent on alertness; that it improves memory has not been shown. The leaf is used for digestive complaints.
Africa · Herb · № 201
Pelargonium graveolens
Traditionally attributed effects: antidepressant, pain-relieving, diuretic, calming, tonic.
Europe · Herb · № 45
Salvia officinalis
A culinary herb. A few small studies suggest possible effects on memory and blood lipids, but evidence is limited.
Central America and the Caribbean · Herb · № 905
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.
South America · Herb · № 875
Echinopsis pachanoi (syn. Trichocereus pachanoi)
A fast-growing columnar cactus containing mescaline, a powerful mind-altering substance.
South 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.
North 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.
Asia · Food · № 220
Citrus sinensis
Traditionally attributed effects: against dandruff; sweet oranges good for skin and hair.
Central America and the Caribbean · Herb · № 923
Heimia salicifolia
A shrub of the loosestrife family with narrow leaves and yellow flowers. Contains vertine (cryogenine), lyfoline and lythrine. Said to cause slight dizziness, a yellow tint over what one sees and the feeling that sounds come from far away.
Asia · Herb · № 180
Papaver somniferum
The latex of the unripe seed capsule (opium) contains morphine, codeine and other alkaloids. Morphine and related opioids are indispensable painkillers in modern medicine, but highly addictive. The seeds (poppy seeds) are an ordinary food.
Central America and the Caribbean · Herb · № 849
Momordica charantia
A bitter climbing plant whose fruit, leaves and vines are used. In folk medicine mainly taken to lower blood sugar; research shows a small effect at most.
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 · Other · № 55
Calophyllum inophyllum
An oil used mainly in skin care; medical claims are not established.
South America · Herb · № 877
Tara spinosa (syn. Caesalpinia spinosa)
A thorny tree with red pods that are very rich in tannins. In laboratory tests, extracts of the pods inhibited several bacteria.
South America · Herb · № 892
Parastrephia quadrangularis (syn. Lepidophyllum quadrangulare, P. lepidophylla)
A resinous shrub up to two metres tall with small, scale-like leaves; typical of the dry high plateau.
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 · № 210
Tulipa spp.
An ornamental flower. The petals are edible; the bulbs were eaten in times of need but can cause eczema on contact ('tulip fingers'). In Persian poetry the red tulip stands for love and martyrdom.
North America · Herb · № 993
Liriodendron tulipifera
The tallest broadleaf tree of eastern America, up to almost sixty metres, of the magnolia family, with tulip-shaped greenish-yellow flowers with an orange patch. The bark is bitter and contains the alkaloid liriodenine and sesquiterpenes that inhibit bacteria and fungi; it was formerly used as a tonic and quinine substitute. The flowers give much nectar for a dark honey.
Asia · Herb · № 930
Lagochilus inebrians
A small, globular shrub of the mint family with white or pale pink flowers. Contains lagochilin, a diterpene that reduces bleeding and has a calming effect. Gives a mild intoxication.
South America · Herb · № 1013
Nototriche (o.a. N. mandoniana en N. porphyrantha)
A small, cushion-forming mallow that grows flat against the ground, with a thick taproot. Mallows contain soothing mucilage; these species themselves have hardly been studied.
Europe · Herb · № 114
Arnica montana
Used externally for bruises and muscle aches. Studies give mixed results. Homeopathic arnica is so diluted that it contains no active substance.
Europe · Herb · № 72
Foeniculum vulgare
The seed is traditionally used for wind, bloating and cramps. There are some small studies, but evidence is limited.
Europe · Herb · № 94
Stellaria media
Traditionally used externally as a cooling ointment or compress for itching, eczema and minor skin irritation. There is hardly any clinical research.
Europe · Herb · № 106
Menyanthes trifoliata
A strong bitter traditionally used to stimulate appetite and digestion and for rheumatic complaints. Clinical evidence is lacking.
Europe · Food · № 654
Nasturtium officinale
Traditionally attributed effects: rich in vitamin C, beta-carotene and vitamin E; used to support detoxification, cool body heat and support the lungs.
North America · Herb · № 977
Lomatium californicum (syn. Leptotaenia californica)
An umbellifer with large, blue-green, celery-like leaves and a strongly scented root. Related to oshá; little studied.
Europe · Herb · № 242
Ruta graveolens
Traditionally attributed effects: antiseptic, stimulating, promotes menstruation, expectorant, antispasmodic, expels worms (children); strengthens capillaries (rutin); for hysteria, flatulence and colic, incipient paralysis, indigestion; oil diuretic and skin-irritant.
Africa · Herb · № 921
Leonotis leonurus
A shrub of the mint family, two to three metres tall, with orange, tubular flowers in whorls around the square stems. Contains marrubiin and leonurine, as well as labdane compounds. Considered mildly calming; which substance causes the effect is not yet clear.
North America · Herb · № 961
Monarda fistulosa
A mint with lilac flowers and strongly scented leaves, related to Oswego tea. The volatile oil is rich in carvacrol and thymol, which are antiseptic.
North America · Food · № 965
Zizania palustris (en Z. aquatica)
An aquatic grass, not true rice. The long, dark grain contains more protein and fibre than white rice.
North America · Herb · № 634
Gaultheria procumbens
Traditionally attributed effects: expels wind and dampness and cools heat in hot, swollen joints and muscle pain, drains damp heat in the urinary tract and moves stagnant qi and blood in pain.
South America · Herb · № 1005
Achyrocline satureioides (en verwante wollige composieten, o.a. Culcitium canescens)
A woolly, bitter-aromatic plant up to a metre tall with yellow flower heads. Contains flavonoids such as quercetin and luteolin; in the laboratory the extract acts against some viruses, but research in people 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.