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perennial herbs of the lily family having thick toxic rhizomes

perennial herbs of the lily family having thick toxic rhizomes

A genus of perennial herbs (Helleborus) of the Crowfoot family, mostly having powerfully cathartic and even poisonous qualities. H. niger is the European black hellebore, or Christmas rose, blossoming in winter or earliest spring. H. officinalis was the officinal hellebore of the ancients.

Any plant of several species of the poisonous liliaceous genus Veratrum, especially V. album and V. viride, both called white hellebore.

A genus of perennial herbs (Helleborus) of the Crowfoot family, mostly having powerfully cathartic and even poisonous qualities. H. niger is the European black hellebore, or Christmas rose, blossoming in winter or earliest spring. H. officinalis was the officinal hellebore of the ancients.

Any plant of several species of the poisonous liliaceous genus Veratrum, especially V. album and V. viride, both called white hellebore.

A genus of coarse plants of the lily family with poisonous roots that contain many alkaloids and are used as emetics, parasiticides, antihypertensives, and other drugs. The specific chemicals isolated from Veratrum viride or V. album are VERATRUM ALKALOIDS.

Any herb of the crowfoot family; the powdered root of the plant, used for medicinal purposes; the Christmas rose.

A plant used in medicine, anciently used as a cure for insanity.

Dracontium foetidum-h. American, Veratrum viride-h. Black, Helleborus niger-h. Blanc, Veratrum album-h. Green, Helleborus viridis-h. Noir, Helleborus niger-h. Stinking, Helleborus foetidus-h. Swamp, Veratrum viride-h. White, Veratrum album.

Root of Helleborus niger ; cathartic and emmenagogue.

See Helleborus. List of poisons and their antidotes, see in appendix, page 940.

n. [Greek, Latin] An exogenus plant of the genus Ranunculaceae of several species—formerly used in medicine as a cathartic, but in large doses poisonous; one species is the popular Christmas rose.

Christmas flower.