some of various flowers regarding the genus Helleborus, indigenous to Eurasia, most types of which are toxic.
any one of different flowers associated with the genus Veratrum, particularly V. viride of North America, having huge leaves and greenish flowers and yielding a toxic alkaloid used medicinally.
a typical garden flowering plant, Ranunculaceae helleborus, having expected medicinal properties.
A genus of perennial natural herbs (Helleborus) of this Crowfoot household, mainly having powerfully cathartic as well as toxic characteristics. Helleborus niger could be the European black colored hellebore, or Christmas rose, blossoming in cold weather or very first spring. Helleborus officinalis was the officinal hellebore associated with the ancients.
Any plant of a number of species of the toxic liliaceous genus Veratrum, specially Veratrum record album and Veratrum viride, both labeled as white hellebore.
A plant of genus Helleborus, of normal order Ranunculaceæ, especially H. niger, the black hellebore or Christmas rose, a native of southwestern Europe.
A name of comparable plants of other genera.
The powdered root of US hellebore, always destroy lice and caterpillars.
perennial natural herbs associated with the lily family having thick toxic rhizomes
any plant associated with Eurasian genus Helleborus