North America · Herb · № 944
Yellow pond-lily
Nuphar lutea (incl. N. variegata)
A water plant with floating leaves and yellow, globe-shaped flowers. The rhizome contains alkaloids whose effects are poorly studied.
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 · № 944
Nuphar lutea (incl. N. variegata)
A water plant with floating leaves and yellow, globe-shaped flowers. The rhizome contains alkaloids whose effects are poorly studied.
Oceania · Herb · № 843
Cordyline fruticosa
A plant with large leaves, used in Hawaiʻi for fever and headache and to wrap food.
South America · Food · № 262
Solanum tuberosum
A starchy tuber and one of the most important food crops in the world. In folk use raw slices or grated potato are laid on burns, swollen eyes and for headaches; this has not been studied.
South America · Food · № 250
Ananas comosus
Traditionally attributed effects: fever-reducing, cleansing, bitter tonic; ripe fruit diuretic, induces sweating, cooling, digests protein; leaf laxative and expels worms; unripe fruit strongly diuretic, promotes menstruation and abortifacient.
Asia · Herb · № 228
Pimpinella anisum
Traditionally attributed effects: gives a natural lip-plumping effect.
Europe · Herb · № 197
Dianthus spp.
The clove pink has fragrant, edible petals. In Chinese medicine the related Dianthus superbus (qu mai) is used for bladder infections; no medicinal effect is described for the garden carnation.
Europe · Food · № 84
Malus domestica
A fruit rich in fibre such as pectin; grated apple is an old home remedy for mild diarrhoea. No specific medicinal effect has been proven.
Africa · Herb · № 375
Cedrus atlantica
Cedarwood oil is used in hair products against dandruff and as a fragrance. A small study of an oil blend for hair loss (alopecia areata) found improvement, but the effect of the cedar itself has not been established.
Africa · Herb · № 8
Ocimum basilicum
Traditionally used as an aromatic food plant and in herbal preparations.
Europe · Herb · № 186
Betula pendula
Traditionally attributed effects: bitter, astringent, antirheumatic.
Europe · Herb · № 64
Artemisia vulgaris
Traditionally used as a digestive bitter and to bring on delayed periods. Clinical evidence is largely 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.
Central America and the Caribbean · Food · № 265
Phaseolus vulgaris
A legume rich in protein and fibre. Raw or undercooked beans contain the toxic phytohaemagglutinin; thorough cooking is needed. Beans are otherwise mainly food, not medicine.
Europe · Food · № 255
Rubus fruticosus
Traditionally attributed effects: astringent; for damp stomach and bowel complaints, diarrhoea, mucus; syrup or liqueur against sore throat.
Europe · Food · № 48
Urtica dioica
A food and fiber plant with a long tradition in folk medicine. Medical claims are not established.
Asia · Herb · № 379
Camellia japonica / C. oleifera
Traditionally attributed effects: nourishing oil that does not feel greasy.
Europe · Herb · № 233
Cupressus sempervirens
Traditionally attributed effects: antiseptic, antispasmodic, calming, diuretic.
Asia · Food · № 221
Citrus limon
Traditionally attributed effects: anti-inflammatory, antihistamine, diuretic, strengthens the veins.
South America · Herb · № 378
Aloysia citrodora
Traditionally attributed effects: relaxing, helps you fall asleep.
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.
North America · Herb · № 189
Pinus spp.
The scent of needles and resin is experienced as fresh and cleansing. Pine buds and needles contain essential oil and vitamin C; a medicinal effect has hardly been studied.
Europe · Herb · № 56
Achillea millefolium
Traditionally used to stop bleeding from minor wounds, for fevers and colds, and as a digestive bitter. Clinical evidence is limited.
Europe · Herb · № 193
Fraxinus excelsior
The leaf was used as a mild diuretic and laxative and for gout. There is little research; a medicinal effect has not been shown.
Oceania · Herb · № 172
Eucalyptus globulus
Eucalyptus oil is used for coughs and blocked noses with colds and externally for muscle pain; the European Medicines Agency recognises these as traditional uses. Strong clinical evidence is limited.
Asia · Herb · № 1
Zingiber officinale
Traditionally used for nausea and digestive discomfort; it has a warming flavor.
Europe · Herb · № 49
Calendula officinalis
An edible flower historically used as medicine and dye. Its oil is widely used in skin products.
Europe · Herb · № 218
Mentha spicata
The classic culinary mint, with the milder carvone instead of menthol. It is drunk as tea for a full stomach and nausea; studies on concentration are small and inconclusive.
Europe · Herb · № 60
Angelica archangelica
An aromatic bitter traditionally used for bloating, poor appetite and colds. Clinical evidence is limited.
Europe · Food · № 196
Corylus avellana
The nuts are nourishing and rich in unsaturated fats and vitamin E. Hazelnut oil is a light oil for the skin; a medicinal effect has not been shown.
Europe · Herb · № 59
Althaea officinalis
Root and leaf are rich in mucilage that forms a soothing layer; used for dry coughs, throat irritation and an irritated stomach. Evidence is modest.
Europe · Herb · № 202
Muscari racemosum, Hyacinthoides non-scripta
Hyacinths and grape hyacinths are ornamental plants. The bulbs are poisonous and can cause itching on contact ('hyacinth itch' among bulb peelers).
Europe · Herb · № 78
Hyssopus officinalis
Traditionally used for coughs, colds and congestion. Clinical evidence is lacking.
Europe · Herb · № 234
Ulmus spp.
The inner bark of the European elm is, like that of the American slippery elm, mucilaginous and was used for skin complaints and diarrhoea. There is little research.
Europe · Herb · № 103
Verbena officinalis
Traditionally used for nervousness, exhaustion and as a digestive bitter. Scientific evidence is largely lacking.
Europe · Herb · № 81
Juniperus communis
The berries are traditionally used as a diuretic, for digestive complaints and externally for joint pain. Clinical evidence is limited.
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.