North America · Herb · № 955
American licorice
Glycyrrhiza lepidota
A legume with long, tough, sweet roots, related to true licorice. The root tastes of licorice; it contains less glycyrrhizin than Glycyrrhiza glabra.
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 · № 955
Glycyrrhiza lepidota
A legume with long, tough, sweet roots, related to true licorice. The root tastes of licorice; it contains less glycyrrhizin than Glycyrrhiza glabra.
North America · Herb · № 963
Lactuca tatarica subsp. pulchella (syn. L. pulchella)
A wild lettuce with blue flower heads and milky sap that forms large colonies by runners. Effects not studied.
North America · Herb · № 959
Erigeron canadensis (syn. Conyza canadensis)
An annual of the daisy family with an upright, hairy stem and countless small white flower heads. Contains volatile oil, tannins and flavonoids; the oil was once used as 'oil of erigeron' for bleeding and diarrhoea.
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.
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.
Central America and the Caribbean · Herb · № 820
Artemisia ludoviciana
A bitter, aromatic herb used in Mexico for stomach ache and digestive complaints.
North America · Food · № 962
Astragalus crassicarpus
A low legume with purple-pink flowers and thick, round pods that lie on the ground like small plums. Only the young pods are edible.
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.
North America · Herb · № 960
Lithospermum incisum (syn. L. linearifolium)
A member of the borage family with yellow trumpet-shaped flowers and a red root, related to Chinese gromwell (zi cao). Effects not studied.
North America · Herb · № 958
Ratibida columnifera (syn. R. columnaris)
A member of the daisy family with drooping yellow or red-brown ray flowers around a long, columnar centre that smells when bruised. Effects not studied.
North America · Herb · № 954
Pulsatilla nuttalliana (syn. P. patens subsp. multifida)
A low plant of the buttercup family with hairy purple flowers that appear before the leaves. Like other pasqueflowers, the fresh plant contains protoanemonin, which strongly irritates skin and mucous membranes and raises blisters.
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 · 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.
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.
North America · Herb · № 824
Hierochloe odorata
A sweet-scented grass that is burned in ceremonies.
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.