helleborus


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Related to helleborus: Helleborus orientalis, Helleborus niger

hel·leb·o·rus

(he-leb'ŏ-rŭs),
Black hellebore, the dried rhizome and roots of Helleborus niger (family Ranunculaceae); used as a cardiac and arterial tonic, diuretic, and cathartic.
[G. helleboros]

hel·leb·o·rus

(he-leb'ŏ-rŭs)
Black hellebore, dried rhizome and roots of Helleborus niger; used as a cardiac and arterial tonic, diuretic, and cathartic.
[G. helleboros]

Helleborus

European plant genus in the Ranunculaceae family; contains a protoanemonin glycoside hellebrin causing diarrhea, dysentery, abdominal pain, and cardiac glycosides which cause sudden death. Includes H. argutifolius (H. corsicus), H. foetidus (stinking hellebore, setterwort), H. niger (Christmas rose), H. orientalis, H. viridis (green hellebore).
References in periodicals archive ?
The Lenten rose Helleborus orientalis starts to flower later as its name suggests, and many hybrid varieties have been bred from this, resulting in a selection of petal colours and shapes.
THE Christmas rose, also known as Helleborus niger, has a wonderful, white bowlshaped flower, which is often pink-flushed.
Helleborus niger, the Christmas rose, is one of several winter flowering hellebores, and the cyclamen coum, typically with tiny cerise flowers, produces a carpet of flowers and foliage under trees in January.
So I took Roger Morrison's Desktop Guide to Keynotes and Confirmatory Symptoms off my desk, leafed through the H's one by one, and very quickly I had found it: Helleborus.
Put cloches over Helleborus niger (Christmas rose) to protect the flowers from soil splashing over them when it rains.
The O'Byrnes have become world-renowned for their unique plant introductions, many of them in the family of Helleborus.
PLANT OF THE WEEK Helleborus 'Christmas Rose, Lenten Rose'
Known as the Lenten rose, Helleborus orientalis is a fine sight in early spring when little else in the garden gives colour.