On the high plains and arid foothills of the North American West grows an unassuming plant with finely divided leaves, which certain Indigenous peoples knew well before botanists gave it its scholarly name. Hymenopappus filifolius, a humble composite of dry soils, held a modest but real place in the traditional pharmacopoeias of the region.
A plant poorly documented by modern research: caution calls for not exceeding occasional, traditional use. Discouraged for pregnant or breastfeeding women, for lack of safety data. Do not give to children. Seek the advice of a health professional or an experienced herbalist before any use, owing to the lack of studies on its toxicity.
Partner herbalists — available with the detailed notebook.
PFAF, Wikipedia