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The dried rhizome of Hydrastis canadensis (family Ranunculaceae), native to eastern U.S.; formerly used to treat chronic catarrhal states of the mucous membranes and in metrorrhagia.
[Mod. L. fr. G. hydōr (hydro-), water, + draō, to accomplish]
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
Yellow root is a good remedy for sore mouth (ulcers).
Some herbalists have a special relationship with red root, and some with yellow root, some practitioners treat symptoms with plants, some treat deeper conditions, some even treat their client's core issue over and over, regardless of symptoms or conditions, and see wonderful results.
In this doctrine for instance, dandelions have a bright yellow root system and a bright yellow flower which are both good for urinary tract problems.