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Beyond adverse effects from the herb itself, "adulteration, inappropriate formulation, or lack of understanding of plant and drug interactions have led to adverse reactions that are sometimes life threatening or lethal." [3]
The plant produces a low basal rosette of rounded leaves patterned with gray-green and purple patches at ground level. It sends up a weedy-looking thin branching stem up to 70 centimetres (28 inches) tall, topped with a number of attractive, fragrant white or pink-tinged flowers, about 2.5–5 cm (1–2 in) wide, [ 4 ] the layered ray florets ...
Big sagebrush is a coarse, many-branched, pale-grey shrub with yellow flowers and silvery-grey foliage, which is generally 0.5–3 metres (1 + 1 ⁄ 2 –10 feet) tall. [3] A deep taproot 1–4 m (3 + 1 ⁄ 2 –13 ft) in length, coupled with laterally spreading roots near the surface, allows sagebrush to gather water from both surface precipitation and the water table several meters beneath.
Ericameria nauseosa is a perennial shrub growing to 2 to 8 metres (6 + 1 ⁄ 2 to 26 feet). [3] The leaves, depending on the subspecies, are 2–7.5 centimetres (3 ⁄ 4 –3 inches) long [4] and narrow to spatula-shaped.
Shrubland, scrubland, scrub, brush, or bush is a plant community characterized by vegetation dominated by shrubs, often also including grasses, herbs, and geophytes. Shrubland may either occur naturally or be the result of human activity.
Jatropha gossypiifolia, commonly known as bellyache bush, black physicnut or cotton-leaf physicnut, is a species of flowering plant in the spurge family, Euphorbiaceae. [2] The species is native to Mexico, South America, and the Caribbean islands , but is currently spread throughout the tropics. [ 3 ]
Castilleja, commonly known as paintbrush, Indian paintbrush, or prairie-fire, is a genus of about 200 species of annual and perennial mostly herbaceous plants native to the west of the Americas from Alaska south to the Andes, northern Asia, and one species as far west as the Kola Peninsula in northwestern Russia.
The plant is considered a useful medicinal plant by the Tongva who know the plant as huutah. They use the oils from the twigs and leaves and make a strong tea from the bark for the treatment of skin infections. For sores and snakebites, the leaves and twigs are ground into a powder and mixed with animal grease and applied.