hellebore
Concise Oxford English Dictionary © 2008 Oxford University Press:
hellebore /ˈhɛlɪbɔː/
▶noun a poisonous winter-flowering plant with coarse divided leaves and large white, green, or purplish flowers. [Genus Helleborus: several species.]
– origin OE, from OFr. ellebre, elebore or med. L. eleborus, via L. from Gk helleboros.
'hellebore' also found in these Oxford entries:

